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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07-03-2018
Mathematics

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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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cocoapop cocoapop · Answer 1 · 2018-03-07T06:13:28+01:00

cocoapop cocoapop

07-03-2018

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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