# The length of a rectangle is is three times the width. The area is 108 cm2. Find the dimensions of the rectangle

1
by kizarrah21

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by kizarrah21

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l = 3x

w = x

WL = A

x(3x) = 108

3x^2 = 108

3x^2/3 = 108/3

x^2 = 36

√(x)^2 = √36

x = 6

Therefore,

L = 3x

L = 18

W = 6

WL = A

6(18) = 108 cm^2