SOLUTION: A rectangle is twice as long as it is wide. The perimeter is 60 feet. Find the dimensions.

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Question 896065: A rectangle is twice as long as it is wide. The perimeter is 60 feet. Find the dimensions.
Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
P = 2L + 2W
P = 60
L = 2W
Insert the known values.
P = 2L + 2W
60 = 2(2W) + 2W
Distribute
60 = 4W + 2W
60 = 6W
Divide each side by 6
W = 10
If the width is 10 and the length is twice that, it's 20.
20+20+10+10 = 60