SOLUTION: A rectangle is 3 times as long as it is wide. If the area is 27 square feet, find its perimeter.

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Question 1121820: A rectangle is 3 times as long as it is wide. If the area is 27 square feet, find its perimeter.
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!
+A+=+LW+=+%283W%29%28W%29+=+3W%5E2+=+27+ —> W = 3 —> L = 9
P = 2W + 2L = 2(3) + 2(9) = 6 + 18 = 24 ft
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