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8 March, 01:24

The perimeter of a rectangle is 98 m. The length of the rectangle is 9 m more than four times the width. Find the dimensions of the rectangle.

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  1. 8 March, 02:15
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    P=98 m

    l + 9=4w

    p=2l+2w

    98=2 (4w-9) + 2w

    98 = 8w-18+2w

    116=10w

    w=11,6 m

    l = 4w-9 = 4*11,6 - 9 = 46,4 - 9 = 37,4 m

    w=11,6 m

    l = 37,4 m
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