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WorksheetsSimilar Figures Homework 1/4/19
Total questions: 15
Worksheet time: 48mins
Name
Class
Date
1.
Figures A and B are similar and the scale factor from A to B is 3. If the perimeter of figure A is 16, what is the perimeter of figure B?
a)
32
b)
8
c)
48
d)
Help! I don't know how to solve this!
2.
Figures A and B are similar. If the area of figure A is 4.5, what is the area of figure B?
a)
18
b)
9
c)
4.5
d)
Help! I don't know how to solve this!
3.
If ABCDE ∼ GHJDF, then∠A is congruent to _______
a)
∠H
b)
∠D
c)
∠G
d)
∠J
4.
Find the height of the tree.
a)
8 ft
b)
12 ft
c)
13 ft
d)
15 ft
5.
The triangles are similar, solve for the question mark.
a)
8
b)
12.5
c)
18
d)
24
6.
Are these figures similar?
a)
yes
b)
no
7.
Are these triangles similar?
a)
Yes
b)
No
8.
A picture of a school’s mascot is 18 in. wide and 24 in. long. It is enlarged proportionally to banner size. If the width is enlarged to 54 in., what is the length of the banner? (Hint: draw the pictures to see what they would look like)
a)
72 in
b)
60 in
c)
62 in
d)
80 in
9.
Solve the proportion.
____ = ____
____ = ____
a)
p=31.3
b)
p=308
c)
p=924
d)
p=532
10.
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.
11.
Find y.
a)
144
b)
18
c)
72
d)
12
12.
The pair of figures is similar. Find the missing side.
a)
x = 20
b)
x = 12
c)
x = 5
d)
x = 4
13.
Matching sides are called
a)
Corresponding Sides
b)
Corresponding Angles
c)
The Same
d)
Congruent Sides
14.
Angles in the same position are called
a)
Corresponding Sides
b)
Corresponding Angles
c)
The Same
d)
Congruent Angles
15.
Find missing side
a)
5
b)
7
c)
9
d)
11
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