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4 November, 03:45

the length of a rectangle is 9 cm more than the width the perimeter is 270 cm find the length and the width

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  1. 4 November, 05:56
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    length=72

    width=63

    Step-by-step explanation:

    Let us start by supposing the following:

    w=w

    l=9+w

    2l+2w=p (perimeter)

    2 (9+w) + 2*w=270

    2w+2w+18=270

    4w+18=270

    4w=252

    w=63

    l=72

    We used the perimeter formula, 2l+2w=P (perimeter)
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