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A rectangular swimming pool that is 10 ft wide by 16 ft long is surrounded by a cement sidewalk of uniform width. If the area of the sidewalk is 155 ft2, what is its width?
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A rectangular swimming pool that is 10 ft wide by 16 ft long is surrounded by a cement sidewalk of uniform width. If the area of the sidewalk is 155 ft2, what is its width?

User IYonatan
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2 Answers

4 votes

the answer is 2.5 feet .

User Robert Pollak
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7 votes
The width of sidewalk is 2.5 ft.

The solving method as attached image
A rectangular swimming pool that is 10 ft wide by 16 ft long is surrounded by a cement-example-1
User Avinash Reddy
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