peesok45 peesok45

03-11-2021
Mathematics

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The length of a rectangle is twice its width.
If the perimeter of the rectangle is 42 m, find its length and width.

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brainliestanswerer brainliestanswerer

03-11-2021

Assume that the width is W metre, then the length L is 2W metre.

We have 2W + 2x(2W) = 42

solve for W, we get W= 7 metre, then L = 2W = 14 metre.

Area = WxL = 7x14 = 98 metre²

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