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11-08-2015
Mathematics

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I bought a roll of fencing 360 feet long to enclose a pen. if I use all the fencing and make the rectangular pen 120 feet long, how wide with a pen be

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11-08-2015

If the perimeter of the pen is 360, the sum of the length and the width is 360/2=180, so the width is 180-120=60.

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