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Scale and Similarity

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Scale and Similarity
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If two figures are similar, the corresponding sides are ______________.

equal

congruent

proportional

none of these

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

2.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Media Image

Calculate the value of the scale factor between the 2 triangles

2.5

3

3.5

4

Tags

CCSS.7.G.A.1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The pair of figures is similar. Find the missing side.

x = 12

x = 3

x = 40

x = 4

Tags

CCSS.HSG.SRT.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the scale factor is greater than one, the new figure will be

reduction

enlargement

scale

not proportional

Tags

CCSS.8.G.A.3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

_________ ________ is the number you multiply by the sides to create a similar figure.

Scale Factor

Corresponding Angle

Pi

Mid Point

Tags

CCSS.7.G.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the scale factor of the surface area of these cones?

3:5

9:25

27:125

15:60

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Rectangle M is similar to rectangle N.
Which scale factor was used to dilate rectangle M to rectangle N?

1/4

2/3

1/3

1.25

Tags

CCSS.8.G.A.3

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