Name: Class: Date: Ver: 1
PreAlg Similarity
Indicate the answer choice that best completes the statement or answers the question.
Each pair of polygons is similar. Write a proportion to find each missing measure. Then solve.
1. a. 13
c. 19.6
b. 14.7
d. 10
a. 8
c. 24.5
b. 9.5
d. 14.6
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Name: Class: Date: Ver: 1
PreAlg Similarity
3. a. 32
c. 16.5
b. 8
d. 9.5
a. 7
c. 36.6
b. 16.4
d. 10
4. Determine whether each pair of polygons is similar.
5. a. yes
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b. no
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Name: Class: Date: Ver: 1
PreAlg Similarity
Solve each problem.
6. A scale model of the Statue of Liberty is 5 inches tall. If the Statue of Liberty is 305 feet tall, find the scale of the
model.
a. 1:57
b. 1 in.:61 ft
c. 1:61
d. 1 in.:65 ft
7. A patio door is 72 inches wide. If a drawing of the door is made with a scale of 2 in. = 3 ft, what is the width of
the door on the drawing?
a. 5.5 in.
b. 4 in.
c. 9 in.
d. 48 in.
8. An architect’s blueprint for a new house shows the kitchen being 7 inches wide. If the scale used to create the
blueprint is 0.5 in. = 1 ft, what is the actual width of the kitchen?
a. 28 ft
b. 3.5 ft
c. 14 ft
d. 11.5 ft
9. A map has a scale of 3.5 inches = 20 kilometers. If the distance between two cities on the map is 4.9 inches,
what is the actual distance between the cities?
a. 28 km
b. 30.6 km
c. 14.3 km
d. 0.9 km
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Name: Class: Date: Ver: 1
PreAlg Similarity
10. A model of a sports car is 3.5 inches long. If the actual car is 14 feet long, find the scale of the model.
a. 1 in. = 4 ft
b. 8:1
c. 1:4
d. 4 in. = 1 ft
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Name: Class: Date: Ver: 1
PreAlg Similarity
Answer Key
1. d
2. a
3. b
4. a
5. b
6. b
7. b
8. c
9. a
10. a
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