# SOLUTION: one side of a rectangle is three feet more than half as long as the other side and the perimeter is 21 feet what are the dimensions of the rectangle

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 Question 359491: one side of a rectangle is three feet more than half as long as the other side and the perimeter is 21 feet what are the dimensions of the rectangleAnswer by robertb(4012)   (Show Source): You can put this solution on YOUR website!one side of a rectangle is three feet more than half as long as the other side and the perimeter is 21 feet what are the dimensions of the rectangle. Let x, y be the sides of the rectangle. , and . By substitution, , , , .