SOLUTION: The length of a rectangle is 4 times the width. The perimeter of the rectangle is 120. What are the length and width of the rectangle?
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Question 162533: The length of a rectangle is 4 times the width. The perimeter of the rectangle is 120. What are the length and width of the rectangle?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
L=4W
2L+2W=120
2*4W+2W=120
8W+2W=120
10W=120
W=120/10
W=12 IS THE WIDTH.
L=4*12=48 IS THE LENGTH.
PROOF:
2*48+2*12=120
96+24=120
120=120
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