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Similar Figures and Proportions Review

Total questions: 16

Worksheet time: 48mins

Name
Class
Date
1.
The pair of figures is similar. Find the missing side.
a)
x = 10
b)
x = 4
c)
x = 2
d)
x = 5
2.
Find missing side
a)
5
b)
7
c)
9
d)
11
3.
Solve for X.
a)
2 ft
b)
3 ft
c)
4 ft
d)
6 ft
4.
Solve for X
a)
X = 16
b)
X = 4
c)
X = 12
d)
No Answer
5.
Solve for X
a)
X = 143
b)
X = 104
c)
X = 44
d)
X = 153
6.

Which proportion is true?

a)

vw=54.38\frac{v}{w}=\frac{5}{4.38}

b)

v6=4.22.52\frac{v}{6}=\frac{4.2}{2.52}

c)

6w=57.3\frac{6}{w}=\frac{5}{7.3}

d)

v6=7.32.52\frac{v}{6}=\frac{7.3}{2.52}

7.

Which proportion is true?

a)

y0.6=0.70.56\frac{y}{0.6}=\frac{0.7}{0.56}

b)

yx=1.251\frac{y}{x}=\frac{1.25}{1}

c)

x1=0.51.05\frac{x}{1}=\frac{0.5}{1.05}

d)

x0.5=0.61.25\frac{x}{0.5}=\frac{0.6}{1.25}

8.

Which proportion is true?

a)

62.5=x21\frac{6}{2.5}=\frac{x}{21}

b)

62.5=21x\frac{6}{2.5}=\frac{21}{x}

c)

621=x2.5\frac{6}{21}=\frac{x}{2.5}

d)

6x=2.521\frac{6}{x}=\frac{2.5}{21}

9.
What is the scale factor from ΔDEF to ΔABC?
a)
1/2
b)
7/3
c)
2
d)
10/3
10.

Solve for x.

a)

30

b)

34

c)

38

d)

40

11.

Which proportion could be used to find side 'x'?

a)
b)
c)
d)
12.
a)
b)
c)
d)
13.
Solve for the missing side
a)
3
b)
4
c)
5
d)
6
14.
Solve for the missing side
a)
8
b)
7
c)
6
d)
5
15.
Solve for x
a)
1/2
b)
25/8
c)
11
d)
53/4
16.
Solve the equation for x:
a)
17
b)
16
c)
15
d)
14