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25 February, 05:20

A rectangle has an area of 216.24 cm2 and a height of 15.9 cm. How long is the base of the rectangle?

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  1. 25 February, 08:50
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    The formula for the area of a rectangle is A = bh.

    Substitute 216.24 for A (area) and 15.9 for h (height).

    A = bh

    216.24 = b (15.9)

    : 15.9 : 15.9 Divide 15.9 on both sides.

    13.6 = b

    So, the base of the rectangle is 13.6 cm.
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