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posted by Kelly Monday, November 21, 2011 at 11:26am.
The length of a rectangle is twice the width. The area is 578 yd.^2. Find the length and width.
Width = X-yds. Length = 2X-yds. Area = 2X * X = 578 yds^2. 2x^2 = 578, x^2 = 289, X = 17 yds. 2X = 2*17 = 34 yds.
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