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Similar Triangle Proofs

Total questions: 12

Worksheet time: 12mins

Name
Class
Date
1.

Solve for X.

a)

2 ft

b)

3 ft

c)

4 ft

d)

6 ft

2.
a)
20
b)
30
c)
25
d)
23
3.

What is the measure of x?

a)

12

b)

15

c)

6

d)

9

4.

The triangles are similar, solve for the question mark.

a)

8

b)

12.5

c)

18

d)

24

5.

Complete each proportion.
CB / DM  =  AC / ?

a)

BM

b)

MA

c)

BC

d)

AD

6.
a)
5
b)
10
c)
12
d)
15
7.

To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree.  How tall is the tree?

a)

144 feet

b)

72 feet

c)

36 feet

8.
a)
15
b)
13
c)
11
d)
17
9.

If two figures are similar their angles are______.

a)

proportional

b)

congruent

c)

supplementary

d)

complementary

10.

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

a)

equal

b)

congruent

c)

proportional

d)

none of these

11.

Are the triangles similar?

a)

Yes

b)

No

12.

Are the triangles similar?

a)

Yes

b)

No