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11-09-2016
Mathematics

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A rectangle has a width that is 1/8 its length. If the perimeter of the rectangle is 126 inches, what is the width of the rectangle?

Respuesta :

11-09-2016

l=x
b=x/8
2(l+b)=126
2(x+x/8)=126
2(9x/2)=126
9x/2=63
9x=126
×=14 length
x/8=14/8
breadth =1.75 inches

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