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7 July, 08:26

A rectangular table is fivetimes as long as it is wide. if the area is 80ftsquared , find the length and the width of the table.

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  1. 7 July, 08:45
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    A = L * W

    A = 80

    L = 5W

    80 = W (5W)

    80 = 5W^2

    80/5 = W^2

    16 = W^2

    sqrt 16 = W

    4 = W < = = = width is 4 ft

    L = 5W

    L = 5 (4)

    L = 20 < = = = length is 20 ft
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