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March 28, 2017

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the length of the rectangle is 43 cm. what widths will make the perimeter greater than 120 cm?

  • math - ,

    two sides are 43 + 43 = 86
    the other two are (120 - 86) /2 = 17 each.
    So to be more than 120, sides must be
    43,43,18,18

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