SOLUTION: A rectangle is 5 times as long as it is wide. If the area is 125 square feet, find its perimeter.

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Question 108531This question is from textbook College Algebra
: A rectangle is 5 times as long as it is wide. If the area is 125 square feet, find its perimeter. This question is from textbook College Algebra

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
++++++L=5W
+A=L%2AW=125 Area of a rectangle.
%285W%29%2AW=125Substitute for L.
++5W%5E2=125
++++W%5E2=25Divide by 5.
+W=5
L=5W
L=25
The perimeter of a rectangle is
P=2W%2B2L
P=2%285%29%2B2%2825%29
P=10%2B50
P=60
The perimeter is 60 feet.