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A rectangular pool is 7 feet wide. It is 3 times as long as it is wide. Find the perimeter of the pool.
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A rectangular pool is 7 feet wide. It is 3 times as long as it is wide. Find the perimeter of the pool.

User Rajiv Yadav
by
8.5k points

1 Answer

2 votes
The answer is 56 ft

The perimeter of the rectangle with width w and length l is:
P = 2w + 2l

We know:
w = 7 ft
l = 3w = 3 * 7 = 21 ft

P = 2w + 2l
P = 2 * 7 + 2 * 21
P = 14 + 42
P = 56 ft
User HopAlongPolly
by
8.2k points
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