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Prove Triangles Are Similar

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.

Are these two triangles similar? Which similarity criterion do you use to prove it?

a)

Yes, AA

b)

Yes, SAS

c)

Yes, SSS

d)

Not Similar

2.

State the postulate that proves these triangles are similar.

a)

AA~

b)

SAS~

c)

SSS~

d)

AAS~

3.

State the postulate that proves these triangles are similar.

a)

AA~

b)

SAS~

c)

SSS~

d)

Not Similar

4.

Are these triangles similar?

a)

No, they are not similar

b)

Not Enough Information 

c)

Yes, similar by AA~ 

5.

What similarity theorem would prove that these triangles are similar?

a)

SAS∼

b)

SSS∼

c)

AA∼

d)

Side Splitter

6.

What similarity theorem would you use to prove these triangles are similar?

a)

SAS∼

b)

SSS∼

c)

AA∼

d)

BUCK∼

7.

Are the triangles similar?

a)

Yes

b)

No

8.

State the postulate that proves these triangles are similar.

a)

SSS

b)

AA

c)

SAS

d)

Not similar

9.

How do these triangles appear to be similar?

a)

AA

b)

SAS

c)

SSS

d)

Not Similar

10.

How do these triangles appear to be similar?
(Hint: Look for non-labeled parts!)

a)

AA

b)

SAS

c)

SSS

d)

Not Similar