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Determining Similarity

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Determining Similarity
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14 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

3.75

9.75

10

12

Tags

CCSS.HSG.SRT.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the missing area. 

0

12

24

30

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The two parallelograms above are similar.
What is the length in inches of line segment PQ?

40 in.

34 in.

38 in.

14 in.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the height of the person using what you know about similar triangles.

4 ft

6.25 ft

1.25 ft

5.75 ft

Tags

CCSS.HSG.SRT.B.5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the scale factor from MNOP to ABCD?

2/3

3/2

2

3

Tags

CCSS.7.G.A.1

6.

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

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is ratio of any two corresponding sides?

Scale Factor

Corresponding Sides

Similar Figures

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

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