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The perimeter of a rectangle is 32 centimeters. The width is 7 centimeters. What is the area of the rectangle? square centimeters

Respuesta :

Vimal1
first let's find the other side
perimeter = (length + width)2
32 = (7 + x)2
Letting the length be x
32 = 14 + 2x
32 - 14 = 2x
18 = 2x
x = 18/2 = 9

So the length is 9 cm

then the area = length * width
= 9 * 7 = 63 square centimeters

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