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6 March, 22:01

You may remember that the perimeter of a rectangle is P=2 (W+L) where W is the width and L is the length. Suppose that the perimeter of a rectangle is 34 feet, and the length is 7 feet more than the width. Find the width of the rectangle, in fee

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  1. 6 March, 22:18
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    5 feet

    Step-by-step explanation:

    P = 2 (w + l)

    P = 34

    l = w + 7

    34 = 2 (w + w + 7)

    34 = 2w + 2w + 14

    34 - 14 = 4w

    20 = 4w

    w = 5 feet

    Since l = w + 7

    l = 5 + 7

    l = 12 feet
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