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Worksheets7.1-7.3 Similarity Quiz
Total questions: 15
Worksheet time: 4hrs 45mins
Name
Class
Date
1.
The pair of figures is similar. Find the missing side.
a)
x = 20
b)
x = 12
c)
x = 5
d)
x = 4
2.
Are the following similar? Why or why not?
a)
Yes
b)
No, the corresponding angles are not equal.
c)
No, the ratios of the corresponding sides are not equal.
3.
Solve for x.
a)
21
b)
14
c)
12
d)
18
4.
What is the similarity statement for the triangle pair?
a)
ΔXYZ~ΔNEW
b)
ΔXZY~ΔNWE
c)
ΔZYX~ΔENW
d)
ΔYZX~ΔNWE
5.
The triangles are similar by...
a)
SAS
b)
AA
c)
ASA
d)
SSS
6.
The triangles are similar by...
a)
SAS
b)
AA
c)
ASA
d)
SSS
7.
ΔPRQ ∼ ΔDEF
What is the scale factor of ΔPRQ to ΔDEF ?
a)
5: 6
b)
3: 5
c)
2: 3
d)
5: 3
8.
ΔPRQ ∼ ΔDEF
What is m∠D ?
a)
35
b)
89
c)
56
d)
40
9.
What similarity theorem would you use to prove these triangles are similar?
a)
SAS∼
b)
SSS∼
c)
AA∼
d)
BUCK∼
10.
Find side length X.
a)
22.5
b)
10
c)
9
d)
7.5
11.
What is the measure of x?
a)
12
b)
15
c)
6
d)
9
12.
A gymnasium is 96 feet long and 75 feet wide. On a blueprint, the gymnasium is 5.5 inches long. To the nearest tenth of an inch, what is the width of the gymnasium on the blueprint?
a)
4.3
b)
8.6
c)
6.4
13.
Which of the following is NOT true about similar figures?
a)
A) Similar figures always have the same shape.
b)
B) Similar figures always have the same size.
c)
C) Similar figures always have corresponding angles that are equal.
d)
D) Similar figures always have corresponding sides that are proportional.
14.
If a 42.9 ft tall statue casts a 253.1 ft long shadow then how long is the shadow that a 6.2 ft tall man casts?
a)
41.7 ft
b)
36.6 ft
c)
34.6 ft
d)
38.8 ft
15.
a)
7
b)
12
c)
6
d)
4
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