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Posted by on Sunday, November 7, 2010 at 12:53pm.

A rectangle has a perimeter of 48 cm.The shortest side is 10 cm long.What is the length is the longest side?

  • Math - , Sunday, November 7, 2010 at 12:56pm

    P = 2L + 2W

    48 = (2*10) + 2W
    48 = 20 + 2W
    28 = 2W
    28/2 = W
    14 = W

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