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Posted by on Thursday, March 25, 2010 at 3:39pm.

The width of a recangle is fixed at 13cm. What Length will make the perimeter greater than 78cm?

  • math -word problem - , Thursday, March 25, 2010 at 3:43pm

    P = 2L * 2W

    78 = 2L + 26
    78 - 26 = 2L

    52 = 2L
    ? = L

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