Homework Help: Math

Posted by Becky Allen on Tuesday, October 12, 2010 at 7:45pm.

the length of a rectangle is fixed at 13cm. what widths will make the perimeter greater than 80 cm? The width must be greater than ?

Math - Ms. Sue, Tuesday, October 12, 2010 at 7:52pm
P = 2L + 2W

80 = 26 + 2W
80 - 26 = 2W
54 = 2W
54/2 = W
27 = W

The width must be more than 27
Math - sdg, Monday, December 13, 2010 at 12:25pm
355

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