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2 March, 18:12

a rectangles perimeter and area have the same numerical value. the width of the rectangle is 3 units. what is the length of the rectangle in units?

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  1. 2 March, 18:17
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    The length is 6

    Step-by-step explanation:

    P = L + L + W + W

    P = L + L + 3 x 3

    P = L + L + 6

    We check A and enter below.

    P = 12-6 + 18-6 = 18

    A = L x W = 18

    A = L x 3 = 18

    A = 6 x 3 = 18
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