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16 March, 06:39

Find the perimeter of a rectangle when it's length is three times it's width and the area is 108

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  1. 16 March, 10:10
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    Step-by-step explanation:

    Let w = width

    Then 3w = length

    A = LW

    108 = (3w) (w)

    108 = 3w2

    36 = w2

    6 = w 18 = length Perimeter = 2 (6) + 2 (18) = 48 in
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