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When a square piece of paper is folded in half vertically, the resulting rectangle has a perimeter of 39cm. In square centimeters, find the area of the original square piece of paper.

  • math -

    Let x = side of square

    2(.5x) + 2x = 39

    3x = 39

    x = 13

    x^2 = ?

  • math -

    the area of the original square piece of paper are 169

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