Homework Help: MTH208

Posted by Carlos Medina on Sunday, June 24, 2012 at 8:24pm.

The perimeter of a rectangle equals the sum of the lengths of its four sides. If the width of a rectangle is 3 inches and its perimeter is 42 inches, find the length of the rectangle

MTH208 - Ms. Sue, Sunday, June 24, 2012 at 8:26pm
P = 2L + 2W

42 = 2L + 2(3)

42 = 2L + 6

42 - 6 = 2L

36 = 2L

18 = L

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