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13 December, 11:57

The length of a rectangle is 8 feet longer than the width. If the perimeter is 80 feet, find the length and width of the rectangle

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  1. 13 December, 13:13
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    perimeter = 2L + 2W

    L=8+w

    perimeter = 2 (8+w) + 2w

    80 = 16+2w+2w

    80 = 16 + 4w

    64 = 4w

    w=64/4 = 16

    l=16+8 = 24

    length = 24 feet

    width = 16 feet

    check 2 (24) + 2 (16) = 48 + 32 = 80
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