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12-12-2016
Mathematics

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The perimeter of a rectangle is 30 inches if its length is 3 times its width find the dimensions

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Аноним Аноним

20-12-2016

I hope this helps you

width w

length 3w

Perimeter=2 (w+l)

30=2 (w+3w)

15=4w

w=3,75

l=3.3,75=11,25

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