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15-03-2019
Mathematics

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The length of a rectangle is 4 times the width. The perimeter of the rectangle is 45 inches. What is the area of the rectangle

Respuesta :

17-03-2019

2(4x+x)=45→10x=45→x=4.5→

length=18,width=4.5

area=18×4.5=81

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