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Similar Triangles Word Problems

Last updated about 5 years ago
12 questions
Note from the author:
Using indirect measurement to find the lengths/heights of objects with similar figures.
Problem #1

A 4-foot tall baby elephant castst a 6-foot shadow standing next to a truck. If the truck casts a shadow that is 9-feet long, then how tall is it?
1

Draw a picture of the situation

1

What is the height of the truck?

Problem #2

A 16-foot tall giraffe casts an 8-foot shadow next to a tree. If the shadow of the tree is 14-feet, how tall is the tree?
1

Draw a picture of the situation.

1

How tall is the tree?

Problem #3

A 6-foot tall woman casts a shadow that is 18 feet long. What is the height of a Ferris Wheel that casts a 60-foot shadow?
1

Draw a picture of the situation.

1

The height of the Ferris Wheel is?

Problem #4

A 15-foot flagpole casts a shadow that is 37.5 feet long. How tall is a building that casts a shadow 75 feet long?
1

Draw a picture of the situation.

1

The building is _____ feet high.

Problem #5

A house is 21-feet tall. If the shadow of a yardstick held bertically to the ground is 1 foot, how long will the shadow of the house be?
1

Draw a picture of the situation.

1

The house's shadow is ______ feet long.

An 8-inch tall kitten casts a 2-foot shadow. If a dog casts a 3-foot shadow, how tall is the dog.
(remember 1-foot = 12 inches)
1

Draw a picture for the situation.

1

How tall is the dog?