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Posted by on Sunday, April 4, 2010 at 10:17pm.

the width of a retangle is fixed @30 cm. what lengths will make the perimeter greater than 78 cm?

  • algebra - , Sunday, April 4, 2010 at 10:21pm

    P = 2L + 2W

    This question doesn't make much sense. Lengths are longer than widths. Yet 2*30 = 60 -- which is much more than half the perimeter.

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