
Methods of Similarity Proof
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered

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17 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Choose the correct scale factor:
2
3
1/3
1/2
Tags
CCSS.HSG.CO.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The triangles are similar, solve for the question mark.
8
12.5
18
24
Tags
CCSS.HSG.SRT.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
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
The pair of figures is similar. Find the missing side.
x = 9
x = 28
x = 7
x = 63
Tags
CCSS.HSG.SRT.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
The pair of figures is similar. Find the missing side.
x = 20
x = 12
x = 5
x = 4
Tags
CCSS.HSG.SRT.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
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