shawnk5665 shawnk5665

11-01-2018
Mathematics

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The length of a rectangle is five times its width. if the perimeter of the rectangle is 108 in , find its area.

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wuzzleluver wuzzleluver

11-01-2018

length(l)= 5w
width(w)= w
Perimeter(P)= 2w+2l = 108in
1/2P= w+l= 54in
w+(5w)= 54in
6w= 54
w= 9 in

l= w+5= 9+5= 14 in

A=lw
A= (14)(9)
A= 126 in²

Answer: The Area of this rectangle is 126 in².

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