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JHS GEOM Quiz 4.2 Similarity

Total questions: 18

Worksheet time: 36mins

Name
Class
Date
1.

ΔSQR∼ΔSPT. Which choice below lists two corresponding sides?

a)

SP and SR

b)

QS and PT

c)

PS and RS

d)

TP and RQ

2.

Complete the similarity statement: △WYX ~ _______

a)

△WYZ

b)

△WZY

c)

△YZW

d)

△YWZ

3.

Complete the similarity statement: △ADB ~ _______

a)

△ACE

b)

△AEC

c)

△EAC

d)

△ECA

4.
What is the similarity statement for the triangle pair?
a)
ΔXYZ~ΔNEW
b)
ΔXZY~ΔNWE
c)
ΔZYX~ΔENW
d)
ΔYZX~ΔNWE
5.
Complete each proportion.
AB / BM  =  ? / CD
a)
BC
b)
AC
c)
MD
d)
MC
6.

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

7.

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

8.

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

9.

Determine if the triangles are similar. If they are, identify the triangle similarity theorem(s) that prove(s) the similarity.

a)

AA ~ Theorem

b)

SAS ~ Theorem

c)

SSS ~ Theorem

d)

Not similar

10.

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

11.

Determine if the triangles are similar. If they are, identify the triangle similarity theorem(s) that prove(s) the similarity.

a)

AA ~ Theorem

b)

SAS ~ Theorem

c)

SSS ~ Theorem

d)

Not similar

12.

Determine if the triangles are similar. If they are, identify the triangle similarity theorem(s) that prove(s) the similarity.

a)

AA ~ Theorem

b)

SAS ~ Theorem

c)

SSS ~ Theorem

d)

Not similar

13.
What is the scale factor from MNOP to ABCD?
a)
2/3
b)
3/2
c)
2
d)
3
14.
Find the perimeter of the large triangle.
a)
24
b)
36
c)
12
d)
54
15.
Find the missing length.
a)
21
b)
18
c)
16
d)
24
16.

If, ΔJKL∼ΔNML\Delta JKL\sim\Delta NML  then find x.  



(a)  

17.

ΔABC∼ΔADE\Delta ABC\sim\Delta ADE  
Find x.  

a)

7

b)

8

c)

9

d)

10

18.
To measure the distance across a pond, a surveyor locates points A, B, C, D, and E as shown.  What is AB to the nearest meter?