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25 August, 19:05

The area of a rectangular conference table is 51 square feet. if its length is 4 feet longer than its width, find the dimensions of the table. round each dimension to the nearest tenth

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  1. 25 August, 20:32
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    L*W=51

    L=W+4

    Replace L with W+4: (W+4) * W=51

    W²+4W-51=0

    use the quadratic formula to find W:5.4 (sorry cannot type the formula here)

    the length is 5.4+4=9.4
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