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19 November, 15:54

The perimeter of a college athletic field is 100 meters and the length is 12 m more than the width. Find the length and width.

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  1. 19 November, 16:15
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    Length (L) : w + 12

    width (w) : w

    Perimeter (P) = 2L + 2w

    100 = 2 (w + 12) + 2 (w)

    100 = 2w + 24 + 2w

    100 = 4w + 24

    76 = 4w

    19 = w

    Length (L) : w + 12 = (19) + 12 = 31

    Answer: width = 19 m, length = 31 m
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