wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Similar Triangles Retest

Total questions: 15

Worksheet time: 1hrs 3mins

Name
Class
Date
1.
What similarity theorem would prove that these triangles are similar?
a)
SAS∼
b)
SSS∼
c)
AA∼
d)
Side Splitter
2.
Solve for f.
a)
6
b)
4
c)
3
d)
8
3.
State the postulate that proves these triangles are similar.
a)
SSS
b)
AA
c)
SAS
d)
Not similar
4.
Find side length X.
a)
16
b)
18
c)
2.4
d)
15
5.
Find side length X.
a)
30
b)
25
c)
15
d)
40
6.
Find side length X.
a)
22.5
b)
10
c)
9
d)
7.5
7.
How do these triangles appear to be similar?
a)
AA
b)
SAS
c)
SSS
d)
Not Similar
8.
How do these triangles appear to be similar?
a)
AA
b)
SAS
c)
SSS
d)
Not Similar
9.

Suppose

 ΔABCΔXYZ.\Delta ABC\sim\Delta XYZ.   Which of the following proportions will be true?

a)

 ABXZ=BCXY\frac{AB}{XZ}=\frac{BC}{XY}  

b)

 XZAC=ABXY\frac{XZ}{AC}=\frac{AB}{XY}  

c)

 CBZY=ACXZ\frac{CB}{ZY}=\frac{AC}{XZ}  

d)

 AZXZ=BYYZ\frac{AZ}{XZ}=\frac{BY}{YZ}  

10.

 ΔQRSΔTUV.\Delta QRS\sim\Delta TUV.  Which of the following proportions must be true?

a)

 SRSQ=VUVT\frac{SR}{SQ}=\frac{VU}{VT}  

b)

 SRSQ=VTVU\frac{SR}{SQ}=\frac{VT}{VU}  

c)

 QRTU=UVRS\frac{QR}{TU}=\frac{UV}{RS}  

d)

 UVVT=QSQR\frac{UV}{VT}=\frac{QS}{QR}  

11.
Use the information in the diagram to determine the height of the tree.
a)
80 feet
b)
320 feet
c)
40 feet
d)
160 feet
12.
How do these triangles appear to be similar?
(Hint: Look for non-labeled parts!)
a)
AA
b)
SAS
c)
SSS
d)
Not Similar
13.
Solve for X.
a)
2 ft
b)
3 ft
c)
4 ft
d)
6 ft
14.
Find x.
a)
54/7
b)
56/3
c)
11
d)
21/2
15.
Complete each proportion.
CB / DM  =  AC / ?
a)
BM
b)
MA
c)
BC
d)
AD