jessicannoh7761 jessicannoh7761

30-01-2018
Mathematics

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The length of a rectangle is 3 cm longer than its width. if the perimeter of the rectangle is 46 cm , find its area.

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wolf1728 wolf1728

30-01-2018

A) L = W + 3
B) 2L + 2W = 46
Putting equation A into B
2 * (W+3) + 2W = 46
2W + 6 + 2W = 46
4W = 40
Width = 10
Length = 13

Area = Length * Width
Area = 13 * 10
Area = 130 square centimeters

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