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What is the area of a rectangle with a length of 12 and a perimeter of 30?
Wiki User
∙ 14y ago
First we have to find the width. Let the width be x:
2(12+x) = 30
24+2x = 30
2x = 30-24
2x = 6
x = 3 So the width is 3 units
Area = length*width = 12*3 = 36 square units
Wiki User
∙ 14y ago
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