Go Math Grade 3 Chapter 2 Test Review

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Go Math Grade iii Chapter 12 Two-Dimensional Shapes Answer Key

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Lesson 1: Describe Plane Shapes

• Describe Plane Shapes – Page No. 701
• Describe Airplane Shapes Lesson Check – Folio No. 702

Lesson ii: Describe Angles in Aeroplane Shapes

• Draw Angles in Plane Shapes – Page No. 707
• Describe Angles in Aeroplane Shapes Lesson Check – Folio No. 708

Lesson 3: Identify Polygons

• Place Polygons – Folio No. 713
• Place Polygons Lesson Bank check – Page No. 714

Chapter: Unlock the Problem – Folio No. 715

• Unlock the Trouble – Page No. 715

Lesson 4: Describe Sides of Polygons

• Describe Sides of Polygons – Page No. 719
• Depict Sides of Polygons Lesson Cheque – Page No. 720

Mid -Affiliate Checkpoint

• Mid -Chapter Checkpoint – Page No. 721
• Mid -Chapter Checkpoint Lesson Check – Folio No. 722

Lesson five: Classify Quadrilaterals

• Allocate Quadrilaterals – Page No. 727
• Allocate Quadrilaterals Lesson Check – Folio No. 728

Lesson 6: Draw Quadrilaterals

• Draw Quadrilaterals – Page No. 733
• Draw Quadrilaterals Lesson Check – Page No. 734

Lesson 7: Draw Triangles

• Describe Triangles – Folio No. 739
• Describe Triangles Lesson Check – Folio No. 740

Lesson viii: Problem Solving Classify Plane Shapes

• Problem Solving Classify Plane Shapes – Page No. 745
• Trouble Solving Allocate Airplane Shapes Lesson Cheque – Page No. 746

Lesson 9: Relate Shapes, Fractions, and Expanse

• Relate Shapes, Fractions, and Expanse – Page No. 751
• Chronicle Shapes, Fractions, and Area  Lesson Bank check – Page No. 752

Review/Exam

• Review/Test – Page No. 753
• Review/Test – Page No. 754
• Review/Exam – Page No. 755
• Review/Examination – Page No. 756
• Review/Test – Page No. 757
• Review/Exam – Page No. 758

Describe Plane Shapes – Folio No. 701

Write how many line segments the shape has.

Question 1.

four line segments

Answer:
4 line segments

Explanation:

Question ii.

________ line segments

Answer:
half dozen line segments

Explanation:

Question 3.

________ line segments

Respond:
8 line segments

Explanation:

Question 4.

________ line segments

Respond:
5 line segments

Caption:

Write whether the shape is open up or closed.

Question 5.

________

Answer:
Open

Explanation:
The given shape does not start and ends at the same indicate. So, the shape is open up.

Question 6.

________

Reply:
Closed

Explanation:
The given shape started and ends at the aforementioned point. So, the shape is airtight.

Trouble Solving

Question 7.
Carl wants to testify a airtight shape in his drawing. Show and explain how to make the cartoon a closed shape.

Type below:
___________

Answer:

Add together a 4th line segment, then the shape starts and ends at the aforementioned bespeak.

Explanation:
Add a fourth line segment, so the shape starts and ends at the same signal.

Question 8.
The shape of a fish pond at a park is shown beneath. Is the shape open or closed?

________

Answer:
Closed

Caption:
The given shape started and ends at the same betoken. So, the shape is closed.

Describe Plane Shapes – Page No. 702

Lesson Check

Question i.
How many line segments does this shape have?

Options:
a. two
b. 3
c. 4
d. 5

Answer:
d. 5

Explanation:

Question 2.
Which of these is part of a line, has ane endpoint, and continues in one direction?
Options:
a. ray
b. line
c. line segment
d. betoken

Respond:
a. ray

Explanation:
The line has i endpoint and continues in one management is called a ray.

Screw Review

Question 3.
What multiplication judgement does the array show?

Options:
a. 3 × 8 = 24
b. 4 × 8 = 32
c. eight × 5 = 40
d. 4 × 9 = 36

Reply:
b. 4 × 8 = 32

Explanation:
There are 4 rows and 8 columns available. four ten 8 = 32 is the reply.

Question 4.
What is the unknown factor and quotient?
9 × ■ = 27
27 ÷ 9 = ■
Options:
a. iii
b. 4
c. 5
d. vi

Answer:
a. 3

Explanation:
9 ten three = 27.
27 ÷ 9 = 3.
The answer is three.

Question five.
Which fraction is equivalent to \(\frac{4}{viii}\)?

Options:
a. \(\frac{iii}{4}\)
b. \(\frac{ane}{2}\)
c. \(\frac{ane}{4}\)
d. \(\frac{1}{viii}\)

Respond:
b. \(\frac{1}{two}\)

Explanation:
\(\frac{4}{8}\) = b. \(\frac{ane}{ii}\).

Question 6.
Mr. MacTavish has 30 students from his class going on a field trip to the zoo. He is placing 6 students in each group. How many groups of students from Mr. MacTavish's course will exist going to the zoo?
Options:
a. 5
b. vi
c. 7
d. 36

Reply:
a. 5

Explanation:
1 group = 6 students.
half-dozen x number of groups = thirty students.
6 x due south = 30.
s = 30 ÷ 6
s = 5.
5 groups of students from Mr. MacTavish'south class volition be going to the zoo.

Draw Angles in Aeroplane Shapes – Page No. 707

Use the corner of a canvas of paper to tell whether the bending is a right angle, less than a correct bending, or greater than a right angle.

Question ane.

less than a right angle

Answer:
less than a right angle

Question 2.

________

Answer:
Right Angle:

Question 3.

________

Answer:
Greater than a right angle

Write how many of each blazon of bending the shape has.

Question iv.

________ correct
________ less than a correct
________ greater than a right

Respond:
4 right
0 less than a right
0 greater than a right

Explanation:

4 right Angles.
0 less than correct angles.
0 greater than right angles.

Question 5.

________ right
________ less than a right
________ greater than a right

Answer:
0 correct
0 less than a right
5 greater than a right

Explanation:

0 correct Angles
0 less than correct angles
v greater than correct angles

Question 6.

________ right
________ less than a right
________ greater than a right

Respond:
2 right
0 less than a right
four greater than a right

Explanation:

2 right angles.
0 less than right angles
four greater than right angles.

Problem Solving

Question vii.
Jeff has a square piece of fine art paper. He cuts across it from ane corner to the opposite corner to make two pieces. What is the total number of sides and angles in both of the new shapes?
________ sides
________ angle

Answer:
The new shape has half dozen sides and 6 angles

Explanation:

The new shape has 6 sides and half dozen angles

Question eight.
Kaylee tells Aimee that the shape of a stop sign has at least one right angle. Aimee says that there are no correct angles. Who is correct? Explain.

________

Reply:
Aimee's answer is correct

Explanation:

All the angles are greater than a right angle. Aimee's respond is correct.

Describe Angles in Plane Shapes – Page No. 708

Lesson Check

Question ane.
What describes this angle?

Options:
a. right angle
b. less than a right angle
c. greater than a right angle
d. small angle

Answer:
c. greater than a right angle

Explanation:
The given shape has the greater angle than the right angle. So, the answer is greater than a right angle.

Question two.
How many correct angles does this shape have?

Options:
a. i
b. 2
c. 3
d. iv

Respond:
c. iii

Explanation:

Spiral Review

Question 3.
What fraction of the group is shaded?

Options:
a. \(\frac{5}{half dozen}\)
b. \(\frac{i}{3}\)
c. \(\frac{i}{6}\)
d. \(\frac{1}{8}\)

Respond:
c. \(\frac{1}{half-dozen}\)

Caption:
There are 6 circles. And one circle is shaded out of 6 circles. And so, reply is \(\frac{1}{6}\).

Question 4.
Compare.
\(\frac{iv}{8}\) _____ \(\frac{3}{viii}\)
Options:
a. >
b. <
c. =
d. ÷

Answer:
a. >

Explanation:
Given fractions have the same denominators. And so, compare numerators to get the answer.
4 > 3. The reply is \(\frac{4}{eight}\) > \(\frac{3}{8}\).

Question 5.
Which of the following does NOT describe a line segment?
Options:
a. does not end
b. is straight
c. is role of a line
d. has 2 endpoints

Answer:
a. does non end

Caption:
The line segment is a straight line that has 2 end points. a. does not end not describes a line segment.

Question half dozen.
How many line segments does this shape have?

Options:
a. 5
b. 6
c. 7
d. 8

Respond:
c. 7

Caption:

Identify Polygons – Page No. 713

Is the shape a polygon? Write aye or no.

Question i.

no

Answer:
No

Explanation:
No, The given paradigm doesn't have line segments.

Question ii.

_____

Answer:
Yes

Explanation:
Aye, A polygon is a closed airplane shape that is made up of line segments that see merely at their endpoints. Each line segment in a polygon is a side.

Question 3.

_____

Answer:
No

Explanation:
No, the given shape is an open shape. It is non a polygon.

Question 4.

_____

Reply:
No

Explanation:
No, it has a curved path. So, the given shape is not a polygon.

Write the number of sides and the number of angles. And so proper noun the polygon.

Question 5.

_______ sides
_______ angles
_______

Answer:
6 sides; 6 angles; hexagon

Caption:

Question 6.

_______ sides
_______ angles
_______

Answer:
4 sides; 4 angles; quadrilateral

Explanation:

Problem Solving

Question 7.
Mr. Potato has an old coin that has ten sides. If its shape is a polygon, how many angles does the one-time money have?
_______ angles

Answer:
ten angles

Explanation:
Given that the shape has x sides. And then, the old coin will take 10 angles.

Question 8.
Lin says that an octagon has six sides. Chris says that information technology has eight sides. Whose statement is right?
_______ statement

Answer:
Chris'south argument is correct.

Caption:
Chris'south argument is correct. An octagon has eight sides.

Identify Polygons – Folio No. 714

Lesson Check

Question 1.
Which is a proper name for this polygon?

Options:
a. hexagon
b. octagon
c. quadrilateral
d. pentagon

Respond:
c. quadrilateral

Explanation:

It has four sides and four angles. The name of the polygon is quadrilateral.

Question two.
How many sides does this polygon have?

Options:
a. 4
b. 5
c. half dozen
d. 7

Answer:
c. six

Explanation:

Spiral Review

Question 3.
How many right angles does this shape have?

Options:
a. 4
b. iii
c. two
d. 0

Answer:
a. 4

Explanation:

Question iv.
Erica has viii necklaces. Ane quaternary of the necklaces are blue. How many necklaces are bluish?
Options:
a. 2
b. 3
c. iv
d. eight

Answer:
a. 2

Explanation:
Erica has 8 necklaces. One-4th of the necklaces are blue. Then, 2 necklaces are blue.

Question 5.
Which of these is straight, is office of a line, and has 2 endpoints?
Options:
a. line
b. line segment
c. indicate
d. ray

Answer:
b. line segment

Question 6.
What describes this bending?

Options:
a. greater than a right angle
b. large angle
c. less than a right angle
d. right angle

Answer:
c. less than a right angle

Unlock the Trouble – Page No. 715

Question 1.
Expect at the polygon. How many pairs of sides are parallel?

________ pair(s)

Answer:
i pair of sides are parallel

Question 2.
How practice you know the shape is a polygon?
Type below:
___________

Answer:
A polygon is a airtight plane shape that is made upwards of line segments that meet but at their endpoints. Each line segment in a polygon is a side.

Question iii.
Lines that cross or encounter are intersecting lines. Intersecting lines course angles.

Respond:
Either less than the right angle or more than the correct angle.

Question 4.

The orangish and blue line segments see and course an angle. So, they are __________________
___________

Respond:
Intersecting lines

Question v.
Intersecting lines that cantankerous or meet to course right angles are perpendicular lines.

Answer:
90 degrees

Question half dozen.

The cherry-red and blue line segments see to form a correct bending. And then, they are ________________
___________

Respond:
Perpendicular lines

Question 7.
Lines that never cross or meet and are always the same altitude apart are parallel lines. They practise not form whatever angles.

Then, the polygon above has _ pair of parallel sides
_________ pair(s)

Respond:
The polygon has 1 pair of parallel sides

Question 8.

The dark-green and blue line segments would never cantankerous or meet. They are always the same distance apart. So, they announced to exist _________________
_________

Answer:
Parallel lines

Describe Sides of Polygons – Page No. 719

Look at the dashed sides of the polygon. Tell if they announced to exist intersecting, perpendicular, or parallel. Write all the words that describe the sides.

Question one.

parallel

Answer:
parallel lines

Caption:
The dashed sides are non intersecting with each other. Then, the given lines are parallel lines.

Question ii.

_______
_______

Reply:
perpendicular lines

Explanation:
The dashed sides are coming together to course a right angle. And then, they are perpendicular lines.

Question 3.

_______

Respond:
intersecting lines

Explanation:
The dashed line segments meet and class an angle. And then, they are intersecting lines.

Question 4.

_______

Answer:
intersecting lines

Explanation:
The dashed line segments encounter and course an angle. And so, they are intersecting lines.

Question 5.

_______
_______

Answer:
perpendicular lines

Explanation:
The dashed line segments encounter to form a right angle. So, they are perpendicular lines.

Question vi.

_______

Answer:
parallel lines

Explanation:
The dashed line segments would never cross or meet. They are always the same altitude apart. So, they are parallel lines.

Question vii.

_______

Respond:
parallel lines

Caption:
The dashed line segments would never cross or meet. They are always the same distance apart. So, they are parallel lines.

Question viii.

_______

Answer:
intersecting lines

Caption:
The dashed line segments run across and grade an bending. And so, they are intersecting lines.

Question ix.

_______
_______

Answer:
perpendicular lines

Explanation:
The dashed line segments come across to form a right angle. And so, they are perpendicular lines.

Problem Solving

Use shapes A–D for 10–11.

Question x.
Which shapes appear to take parallel sides?
_______ ; _______ ; _______

Answer:
A, C, D

Caption:
A, C, D take lines that appear to never meet and are e'er the same altitude apart. And so, they have parallel lines.

Question xi.
Which shapes appear to have perpendicular sides?
_______ ; _______

Answer:
B, C

Explanation:
B, C take lines that meet to course right angles. So, they have perpendicular sides.

Describe Sides of Polygons – Page No. 720

Lesson Check

Question 1.
How many pairs of parallel sides does the quadrilateral appear to have?

Options:
a. i
b. 2
c. three
d. 4

Respond:
b. 2

Caption:

Side a and a are one pair of parallel lines.
Side b and b are one pair of parallel lines.
The quadrilateral has 2 pairs of parallel sides.

Question 2.
Which sides appear to be parallel?

Options:
a. a and c only
b. b and d just
c. a and b, c and d
d. a and c, b and d

Respond:
d. a and c, b and d

Caption:
a and c are parallel lines. They appear to never meet and are always the same distance autonomously. They do non form whatsoever angles.
Similarly, b and d are parallel lines.

Spiral Review

Question iii.
Mr. Lance designed a class banner shaped like the polygon shown. What is the name of the polygon?

Options:
a. pentagon
b. octagon
c. hexagon
d. decagon

Answer:
a. pentagon

Caption:

The polygon has 5 sides and 5 angles. So, the given polygon is a pentagon.

Question 4.
How many angles greater than a correct bending does this shape take?

Options:
a. 0
b. 1
c. 2
d. three

Answer:
b. 1

Explanation:

One angle is greater than the right angles.

Question 5.
How many line segments does this shape have?

Options:
a. 6
b. seven
c. viii
d. 9

Respond:
c. 8

Explanation:

The given shape has viii line segments.

Question 6.
Which fraction names the shaded function?

Options:
a. \(\frac{1}{3}\)
b. \(\frac{1}{four}\)
c. \(\frac{1}{6}\)
d. \(\frac{5}{6}\)

Answer:
c. \(\frac{one}{six}\)

Explanation:
The given image has half dozen parts. ane role is shaded out of 1 part. The answer is \(\frac{1}{half dozen}\)

Mid -Affiliate Checkpoint – Page No. 721

Vocabulary

Choose the best term from the box to consummate the sentence.

Question ane.
An __________ is formed by 2 rays that share an endpoint.
__________

Respond:
Bending

Caption:

Question 2.
A _____________ is a closed plane shape made up of line segments.
________

Reply:
Polygon

Question iii.
A ____________ forms a foursquare corner.
________

Answer:
Right Bending

Concepts and Skills

Use the corner of a sail of paper to tell whether the angle is a
right angle, less than a right bending, or greater than a right angle.

Question four.

________

Answer:
less than a right bending

Question 5.

________

Respond:
correct angle

Question 6.

________

Reply:
greater than a correct angle

Write the number of sides and the number of angles.
Then name the polygon.

Question 7.

________ sides
________ angles
________

Answer:
6 sides; six angles

Explanation:

six sides; 6 angles

Question 8.

________ sides
________ angles
________

Answer:
four sides; 4 angles

Explanation:

4 sides; 4 angles

Question ix.

________ sides
________ angles
________

Answer:
five sides; 5 angles

Caption:

5 sides; 5 angles

Mid -Chapter Checkpoint – Page No. 722

Question 10.
Anne drew the shape at the correct. Is her shape an open shape or a airtight shape?

________

Answer:
Closed Shape

Explanation:
The given shape started and ends at the same point. And then, the shape is airtight.

Question 11.
This sign tells drivers at that place is a steep hill ahead. Write the number of sides and the number of angles in the shape of the sign. And then name the shape.

________ sides
________ angles
________

Answer:
4 sides; 4 angles

Explanation:

4 sides; four angles

Question 12.
Why is this closed plane shape Non a polygon?

Type below:
________

Reply:
2 × 5 = 10

Explanation:
The given shape started and ends at the same point. So, the shape is closed. A polygon is made up of line segments that meet only at their endpoints. So, the given shape is not a polygon.

Question 13.
Sean drew a shape with 2 fewer sides than an octagon. Which shape did he draw?
________

Answer:
pentagon

Explanation:
octagon has 8 sides.
2 + viii = 10 sides

Question xiv.
John drew a polygon with two line segments that see to grade a right angle. Circle the words that describe the line segments.

Type below:
________

Respond:
perpendicular

Allocate Quadrilaterals – Page No. 727

Click all the words that depict the quadrilateral.

Question 1.

Answer:
Square; Rectangle; Rhombus

Question ii.

Options:
a. square
b. rectangle
c. rhombus
d. trapezoid

Respond:
b. rectangle

Caption:
The given shape has two pairs contrary with the same length. Also, all the angles are correct angles. The given shape is a rectangle.

Question 3.

Options:
a. square
b. rectangle
c. rhombus
d. trapezoid

Answer:
d. trapezoid

Explanation:
Even though the given shape has iv sides, they are not equal. Also, it has simply two correct angles. The given shape is a trapezoid.

Use the quadrilaterals below for four–6.

Question iv.
Which quadrilaterals announced to have no right angles?
______ ; ______ ; ______

Answer:
B, D, and Due east

Caption:
B, D, E don't have right angles.

Question 5.
Which quadrilaterals announced to accept iv right angles?
______ ; ______

Answer:
A and C

Explanation:
A and C both shapes have correct angles.

Question 6.
Which quadrilaterals appear to have 4 sides of equal length?
______ ; ______ ; ______

Answer:
B, C, and D

Explanation:
The B, C, and D have all the equal lengths.

Problem Solving

Question 7.
A picture on the wall in Jeremy's classroom has 4 right angles, iv sides of equal length, and ii pairs of contrary sides that are parallel. What quadrilateral best describes the motion picture?
_______

Respond:
Square

Caption:
A square has 4 right angles, 4 sides of equal length, and two pairs of opposite sides that are parallel.

Question viii.
Sofia has a plate that has 4 sides of equal length, 2 pairs of opposite sides that are parallel, and no right angles. What quadrilateral all-time describes the plate?
_________

Answer:
rhombus

Explanation:
A rhombus has iv sides of equal length, 2 pairs of opposite sides that are parallel, and no right angles.

Classify Quadrilaterals – Page No. 728

Lesson Cheque

Question 1.
Which discussion describes the quadrilateral?

Options:
a. square
b. trapezoid
c. rhombus
d. rectangle

Answer:
b. trapezoid

Explanation:
The given quadrilateral doesn't take correct angles. So, information technology is not a square and a rectangle. Likewise, the quadrilateral doesn't accept equal sides. And so, it is not a rhomb.

Question 2.
Which quadrilaterals appear to have two pairs of opposite sides that are parallel?

Options:
a. A and B
b. A, B, and C
c. A only
d. B only

Answer:
a. A and B

Explanation:
The A and B shapes have 2 pairs of opposite sides that are parallel.

Spiral Review

Question 3.
Aiden drew the polygon shown. What is the proper noun of the polygon he drew?

Options:
a. decagon
b. hexagon
c. octagon
d. pentagon

Respond:
a. decagon

Explanation:

x sides; 10 angles

Question iv.
How many pairs of parallel sides does this shape announced to have?

Options:
a. 4
b. 2
c. 1
d. 0

Answer:
b. 2

Explanation:

Side a and a are one pair of parallel lines.
Side b and b are i pair of parallel lines.
The quadrilateral has 2 pairs of parallel sides.

Question 5.
What word describes the dashed sides of the shape shown?

Options:
a. intersecting
b. parallel
c. perpendicular
d. right

Answer:
b. parallel

Explanation:
The dashed sides of the shape would never cantankerous or meet. They are always the aforementioned altitude apart. So, they appear to be parallel lines.

Question 6.
How many correct angles does this shape have?

Options:
a. 0
b. one
c. 2
d. 3

Respond:
a. 0

Explanation:
In that location are no right angles available for the given shape.

Draw Quadrilaterals – Folio No. 733

Depict a quadrilateral that is described.
Name the quadrilateral you drew.

Question 1.
4 sides of equal length

Respond:
foursquare

Caption:
A square has four equal sides and four equal angles

Question 2.
1 pair of opposite sides that are parallel

_________

Answer:
trapezoid

Explanation:

trapezoid

Describe a quadrilateral that does not vest.
So explain why.

Question 3.

Answer:

Caption:
The shape is a trapezoid. It has only 1 pair of opposite sides that are parallel. The three quadrilaterals shown have ii pairs of sides that are parallel.

Problem Solving

Question 4.
Layla drew a quadrilateral with iv right angles and 2 pairs of opposite sides that are parallel. Name the quadrilateral she could have fatigued.
_________

Reply:
foursquare or rectangle

Explanation:
The square or rectangle has four right angles and two pairs of contrary sides that are parallel.

Question 5.
Victor drew a quadrilateral with no right angles and 4 sides of equal length. What quadrilateral could Victor have drawn?
_________

Answer:
rhomb.

Explanation:
A rhomb has no right angles and iv sides of equal length.

Depict Quadrilaterals – Folio No. 734

Lesson Bank check

Question 1.
Chloe drew a quadrilateral with 2 pairs of opposite sides that are parallel. Which shape could NOT be Chloe's quadrilateral?
Options:
a. rectangle
b. rhomb
c. square
d. trapezoid

Respond:
d. trapezoid

Caption:
A trapezoid will have just ane pair of parallel lines.

Question 2.
Mike drew a quadrilateral with four right angles. Which shape could he have drawn?
Options:
a. rectangle
b. hexagon
c. trapezoid
d. triangle

Respond:
a. rectangle

Explanation:
A rectangle volition have four right angles.

Spiral Review

Question iii.
A quadrilateral has 4 right angles and four sides of equal length. What is the name of the quadrilateral?
Options:
a. pentagon
b. square
c. trapezoid
d. hexagon

Answer:
b. square

Explanation:
A square has four right angles, four sides of equal length, and 2 pairs of opposite sides that are parallel.

Question 4.
Marking drew ii lines that grade a right angle. Which word describes the lines Marker drew?
Options:
a. perpendicular
b. parallel
c. astute
d. birdbrained

Answer:
a. perpendicular

Explanation:
Intersecting lines that cantankerous or come across to form correct angles are perpendicular lines.

Question 5.
Dennis drew the rectangle on grid newspaper. What is the perimeter of the rectangle Dennis drew?

Options:
a. 7 units
b. 12 units
c. 14 units
d. fifteen units

Answer:
b. 12 units

Explanation:

3 + 3 + iii + 3 = 12 units.

Question 6.
Jill drew the rectangle on grid paper. What is the surface area of the rectangle Jill drew?

Options:
a. 12 square units
b. 15 square units
c. 16 square units
d. eighteen foursquare units

Answer:
b. fifteen square units

Caption:

5 x iii = 15 foursquare units.

Describe Triangles – Page No. 739

Utilise the triangles for 1–3. Write A, B, or C.
Then consummate the sentences.

Question 1.
Triangle B has iii angles less than a right angle and
appears to have iii sides of equal length.

Answer:
B

Question 2.
Triangle _________ has i correct angle and appears to accept
_________ sides of equal length.

Answer:
Triangle C has one right angle and appears to have 0  sides of equal length.

Question 3.
Triangle _________ has 1 bending greater than a correct angle and appears to accept
_________ sides of equal length.

Reply:
Triangle A has one bending greater than a right angle and appears to have 2 sides of equal length.

Question four.
Kyle, Kathy, and Kelly each drew a triangle. Who drew the triangle that has 1 angle greater than a correct angle and appears to accept no sides of equal length?

_________

Answer:
Kathy

Explanation:
Kathy triangle has 1 angle greater than a correct angle and has no sides of equal length.

Problem Solving

Question 5.
Matthew drew the dorsum of his tent. How many sides announced to be of equal length?

_________ sides

Answer:
2 sides

Explanation:

a and b are two sides take equal lengths.

Question vi.
Sierra fabricated the triangular motion picture frame shown. How many angles are greater than a right angle?

_________

Answer:
0

Caption:

0 angles are greater than a right bending.

Describe Triangles – Folio No. 740

Lesson Check

Question 1.
How many angles less than a right bending does this triangle have?

Options:
a. 0
b. 1
c. 2
d. 3

Respond:
d. three

Explanation:

3 angles less than a right angle.

Question 2.
How many sides of equal length does this triangle appear to have?

Options:
a. 0
b. i
c. 2
d. three

Respond:
c. 2

Explanation:
The ii lines forming the right angle are equal in length.

Spiral Review

Question 3.
A quadrilateral has 4 right angles and 2 pairs of opposite sides that are parallel. Which quadrilateral could information technology be?
Options:
a. trapezoid
b. hexagon
c. triangle
d. rectangle

Answer:
d. rectangle

Explanation:
A rectangle has iv correct angles and 2 pairs of reverse sides that are parallel.

Question 4.
Bricklayer drew a quadrilateral with but one pair of reverse sides that are parallel. Which quadrilateral did Mason depict?
Options:
a. square
b. rhombus
c. trapezoid
d. rectangle

Answer:
c. trapezoid

Explanation:
A trapezoid will accept only ane pair of opposite sides that are parallel.

Question 5.
Which shape has an expanse of eight square units and a perimeter of 12 units?
Options:
a.
b.
c.
d.

Answer:
a

Explanation:
a. Area = ii x four = 8 square units; Perimeter = 2 + 4 + 2 + 4 = 12 units.

Question 6.
What fraction of the square is shaded?

Options:
a. \(\frac{iii}{5}\)
b. \(\frac{v}{3}\)
c. \(\frac{3}{viii}\)
d. \(\frac{8}{5}\)

Respond:
c. \(\frac{iii}{8}\)

Explanation:
The image has viii parts. three parts are shaded out of eight parts. And so, \(\frac{iii}{8}\) is the answer.

Trouble Solving Classify Airplane Shapes – Page No. 745

Solve each trouble.

Question 1.
Steve drew the shapes below. Write the alphabetic character of each shape where it belongs in the Venn diagram.

Answer:

Question 2.
Janice drew the shapes beneath. Write the letter of each shape where it belongs in the Venn diagram.

Answer:

Question 3.
Beth drew the shapes below. Write the alphabetic character of each shape where it belongs in the Venn diagram.

Answer:

Problem Solving Allocate Aeroplane Shapes – Page No. 746

Lesson Check

Question one.
Which shape would go in the department where the two circles overlap?
Options:
a. triangle
b. trapezoid
c. square
d. hexagon

Answer:
c. foursquare

Caption:
A foursquare is a rectangle with equal lengths of all sides.

Question two.
Which shape could NOT go in the circumvolve labeled All Sides of Equal Length?
Options:
a. rhomb
b. trapezoid
c. square
d. triangle

Answer:
b. trapezoid

Explanation:
A trapezoid will not have All Sides of Equal Length.

Spiral Review

Question 3.
How many angles greater than a right angle does this triangle have?

Options:
a. 0
b. 1
c. 2
d. 3

Respond:
b. one

Caption:

one angle is greater than a right angle.

Question four.
How many sides of equal length does this triangle appear to take?

Options:
a. 0
b. one
c. 2
d. iii

Reply:
d. three

Explanation:
The triangle appears to accept three sides of equal length.

Question 5.
Madison drew this shape. How many angles less than a right angle does it accept?

Options:
a. 0
b. 1
c. 3
d. 5

Respond:
a. 0

Explanation:

0

Question 6.
How many dots are in \(\frac{1}{ii}\) of this group?

Options:
a. 6
b. 8
c. 9
d. eighteen

Answer:
c. 9

Explanation:
nine dots are in \(\frac{one}{ii}\) of this group.

Relate Shapes, Fractions, and Area – Page No. 751

Depict lines to divide the shape into equal parts that bear witness the fraction given.

Question 1.

\(\frac{one}{3}\)

Answer:
\(\frac{1}{3}\)

Question two.

\(\frac{1}{8}\)

Reply:

Question iii.

\(\frac{1}{2}\)

Answer:

Draw lines to divide the shape into parts with equal area. Write the surface area of each part as a unit of measurement fraction.

Question 4.

4 equal parts
\(\frac{□}{□}\)

Answer:

\(\frac{1}{4}\)

Question 5.

6 equal parts
\(\frac{□}{□}\)

Answer:

\(\frac{1}{6}\)

Question half dozen.

3 equal parts
\(\frac{□}{□}\)

Respond:

\(\frac{1}{iii}\)

Problem Solving

Question 7.
Robert divided a hexagon into iii equal parts. Evidence how he might have divided the hexagon. Write the fraction that names each part of the whole yous divided.

\(\frac{□}{□}\)

Answer:

\(\frac{1}{3}\)

Question eight.
Bear witness how you might carve up the shape into eight equal parts. What fraction names the area of each part of the divided shape?

\(\frac{□}{□}\)

Reply:

\(\frac{one}{8}\)

Relate Shapes, Fractions, and Surface area – Page No. 752

Lesson Check

Question 1.
What fraction names each office of the divided whole?

Options:
a. \(\frac{i}{2}\)
b. \(\frac{1}{three}\)
c. \(\frac{i}{4}\)
d. \(\frac{1}{6}\)

Answer:
b. \(\frac{1}{3}\)

Caption:

The shape has 3 parts. One part is shaded out of three.

Question 2.
What fraction names the whole surface area that was divided?

Options:
a. \(\frac{1}{8}\)
b. \(\frac{1}{2}\)
c. \(\frac{8}{8}\)
d. \(\frac{viii}{1}\)

Reply:
c. \(\frac{8}{8}\)

Explanation:

8 parts are shaded out of eight parts. So, \(\frac{eight}{viii}\) is the answer.

Spiral Review

Question 3.
Lil drew the figure below. Which word does Not describe the shape?

Options:
a. plane shape
b. airtight shape
c. open shape
d. curved path

Respond:
c. open shape

Explanation:
The given shape is started and ended at the same point. So, it is not an open up shape.

Question 4.
How many line segments does this shape take?

Options:
a. 6
b. 5
c. 4
d. 3

Answer:
b. 5

Caption:

5

Use the Venn diagram for 5–half-dozen.

Question 5.
Which shape would go in the department where the two circles overlap?
Options:
a. triangle
b. square
c. trapezoid
d. pentagon

Answer:
b. square

Explanation:
A square have right angles and all sides with equal lengths.

Question 6.
Which shape could Not go in the circle labeled All Sides of Equal Length?
Options:
a. square
b. rhombus
c. triangle
d. rectangle

Answer:
d. rectangle

Caption:
A rectangle doesn't have All Sides of Equal Length.

Review/Test – Page No. 753

Question one.
Which words describe this shape? Mark all that apply.

Options:
a. polygon
b. open shape
c. pentagon
d. quadrilateral

Answer:
a. polygon
c. pentagon

Caption:

A polygon is a closed plane shape that is made up of line segments that meet but at their endpoints. Each line segment in a polygon is a side. And so, the shape is a polygon. Too, the shape has v sides and v angles. And so, it is a pentagon.

Question ii.
Umberto drew one side of a quadrilateral with four equal sides and no right angles. Draw the other 3 sides to complete Umberto's shape.

Type below:
____________

Reply:

Question 3.
Mikael saw a painting that included this shape.

For numbers 3a–3d, select True or Fake for each argument nearly the shape.
a. The shape has no right angles.
i. Truthful
two. False

Answer:
ii. Simulated

Question three.
b. The shape has 2 angles greater than a correct angle.
i. True
ii. False

Answer:
ii. Imitation

Question 3.
c. The shape has two right angles.
i. True
ii. False

Answer:
i. True

Question iii.
d. The shape has 1 bending greater than a right angle.
i. Truthful
ii. Simulated

Respond:
i. True

Review/Test – Page No. 754

Question 4.
Fran used a Venn Diagram to sort shapes.

Office A
Draw some other aeroplane shape that belongs inside the left circle of the diagram but Not in the department where the circles overlap.
Type below:
____________

Respond:

Question 4.
Office B
How can you describe the shapes in the department where the circles overlap?
Type below:
____________

Answer:
The shapes in the circumvolve overlap are polygons with right angles. Also, those shapes take 4 sides and 4 angles named equally quadrilaterals.

Question 5.
Match each object in the left cavalcade with its name in the correct cavalcade.

Type beneath:
____________

Answer:

Question half dozen.
Describe the angles and sides of this triangle.

Type below:
____________

Answer:
The triangle has 3 sides of equal length. Also, the triangle has 3 angles with less than a correct angle.

Review/Test – Page No. 755

Question seven.
Which words describe this shape. Mark all that use.

Options:
a. rectangle
b. rhomb
c. quadrilateral
d. square

Answer:
a. rectangle
c. quadrilateral
d. square

Caption:
The given shape is a square or rectangle with 4 sides and 4 angles.

Question 8.
Divide each shape into the number of equal parts shown. And so write the fraction that describes each office of the whole.

Type below:
____________

Answer:
\(\frac{i}{3}\)
\(\frac{1}{half dozen}\)
\(\frac{1}{8}\)

Explanation:

\(\frac{1}{three}\)
\(\frac{1}{half dozen}\)
\(\frac{ane}{8}\)

Question nine.
Han drew a triangle with ane angle greater than a right angle.
For numbers 9a–9d, choose Yeah or No to tell whether the triangle could exist the triangle Han drew.
a.
i. yes
two. no

Answer:
ii. no

Explanation:
It has all the angles less than a right angle.

Question nine.
b.
i. yes
two. no

Respond:
ii. no

Explanation:
It has one right angle and two angles with less than a correct angle.

Question 9.
c.
i. yep
ii. no

Answer:
i. yes

Explanation:
It has one angle greater than a right angle

Question 9.
d.
i. yep
ii. no

Answer:
i. yes

Explanation:
It has one bending greater than a right bending

Review/Test – Folio No. 756

Question ten.
Await at this group of pattern blocks.


Part A
Sort the design blocks by sides. How many groups did you make? Explain how you sorted the shapes.
Blazon beneath:
____________

Answer:
A has 6 sides 6 angles = hexagon.
B has iv sides iv angles = quadrilateral
C has 4 sides iv angles = quadrilateral
D has 3 sides 3 angles = triangle
East has 4 sides four angles = quadrilateral
F has four sides 4 angles = quadrilateral
1 triangle, four quadrilateral, and 1 hexagon blocks available.

Question 10.
Part B
Sort the pattern blocks by angles. How many groups did you make? Explicate how yous sorted the shapes.
Type below:
____________

Answer:
A and F have greater than a correct angle.
B has 4 right angles.
C, D, and E have all the angles less than a right angle.

Question 11.
Teresa drew a quadrilateral that had 4 sides of equal length and no right angles. What quadrilateral did she draw?
____________

Reply:
rhombus

Review/Examination – Folio No. 757

Question 12.
Rhea used a Venn diagram to sort shapes. What label could she utilise for circumvolve A?

Type below:
____________

Respond:
Correct Angle

Question thirteen.
Colette drew lines to divide a rectangle into equal parts that each represent \(\frac{1}{6}\) of the whole surface area. Her first line is shown. Draw lines to complete Colette's model.

Type below:
____________

Answer:

Question 14.
Brad drew a quadrilateral. Select the pairs of sides that appear to be parallel. Mark all that apply.

Options:
a. a and b
b. b and d
c. c and a
d. d and c

Answer:
b. b and d
c. c and a

Review/Examination – Page No. 758

Question 15.
Give two reasons that this shape is not a polygon.

Type below:
____________

Answer:
1. The shape is not a closed shape.
two. The shape has no line segments.

Question sixteen.
A triangle has 1 angle greater than a right angle. What must be truthful almost the other angles? Mark all that employ.
Options:
a. At least one must be less than a right angle.
b. Ane could be a right angle.
c. Both must be less than a correct angle.
d. One must be greater than a correct angle.

Answer:
c. Both must be less than a right bending.

Question 17.
Ava drew a quadrilateral with 2 pairs of reverse sides that are parallel. The shape has at to the lowest degree ii right angles. Draw a shape that Ava could have fatigued.
Blazon below:
____________

Answer:

Question eighteen.
For 18a–18d, select True or Simulated for each description of a ray.

a. straight
i. Truthful
ii. False

Reply:
i. True

Question xviii.
b. has 2 endpoints
i. Truthful
ii. False

Answer:
ii. False

Question 18.
c. role of a line
i. True
ii. Faux

Reply:
i. Truthful

Question xviii.
d. continues in 1 direction
i. True
2. False

Reply:
i. Truthful

Conclusion

Go Math Class 3 Respond Key Chapter 12 Ii-Dimensional Shapes makes it easy for you to get a grip on the subjects. Refer to the HMH Go Math Grade iii Answer Cardinal for quick reference and resolve your queries. Get Go Math Course 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice and test your knowledge on the Chapter.

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