Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Similarity of Triangles Rules

Total questions: 24

Worksheet time: 1hrs 26mins

Name
Class
Date
1.
If two figures are similar, the corresponding sides are ______________.
a)
equal
b)
congruent
c)

equal

d)
none of these
2.

State if the two triangles are similar and the rule that applies.

a)

Not Similar

b)

Similar by SAS

c)

Similar by AA

d)

Similar by SSS

3.

State if the two triangles are similar and the rule that applies.

a)

Not Similar

b)

Similar by SAS

c)

Similar by AA

d)

Similar by SSS

4.

State if the two triangles are similar and the rule that applies.

a)

Not Similar

b)

Similar by SAS

c)

Similar by AA

d)

Similar by SSS

5.
If the triangles are similar, state how.
a)
SSS
b)
SAS
c)
AA
d)
Not similar.
6.

State if the two triangles are similar and the rule that applies.

a)

Not Similar

b)

Similar by SAS

c)

Similar by AA

d)

Similar by SSS

7.

State if the two triangles are similar and the rule that applies.

a)

Not Similar

b)

Similar by SAS

c)

Similar by AA

d)

Similar by SSS

8.

Are triangle ABC and triangle DEF similar?

a)

No

b)

Yes

9.

Are the triangles similar?

a)

Yes

b)

No

10.

Which triangles are similar to triangle A?

a)

B

b)

C

c)

Both

d)

None

11.

Which triangles are similar to triangle A?

a)

B

b)

C

c)

Both

d)

None

12.
Are the triangles similar?
a)
Yes
b)
No
13.
Are the triangles similar?
a)
Yes
b)
No
14.

State if the triangles in each pair are similar. If so, state how you know they are similar.

a)

Yes, AA Similarity

b)

Yes, SSS Similarity

c)

Yes, SAS Similarity

d)

Not Similar

15.

State if the triangles in each pair are similar. If so, state how you know they are similar.

a)

Yes, AA Similarity

b)

Yes, SSS Similarity

c)

Yes, SAS Similarity

d)

Not Similar

16.

State if the triangles in each pair are similar. If so, state how you know they are similar.

a)

Yes, AA Similarity

b)

Yes, SSS Similarity

c)

Yes, SAS Similarity

d)

Not Similar

17.
The triangles are similar by...
a)
SAS
b)
AA
c)
ASA
d)
SSS
18.

If the triangles are similar, state how.

a)

SSS

b)

SAS

c)

AA

d)

Not similar.

19.
State the postulate that proves these triangles are similar.
a)
SSS
b)
AA
c)
SAS
d)
Not similar
20.

How do these triangles appear to be similar?

a)

AA

b)

SAS

c)

SSS

d)

Not Similar

21.

How do these triangles appear to be similar?

(Hint: Look for non-labeled parts!)

a)

AA

b)

SAS

c)

SSS

d)

Not Similar

22.
How do these triangles appear to be similar?
a)
AA
b)
SAS
c)
SSS
d)
Not Similar
23.
State the postulate that proves these triangles are similar.
a)
SSS
b)
AA
c)
SAS
d)
Not similar
24.
Are the triangles similar?
a)
Yes
b)
No