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posted by calvin on Wednesday, May 9, 2012 at 9:06pm.
The perimeter of a rectangular painting is 266 centimeters. If the length of the painting is 77 centimeters, what is its width?
P = 2L + 2W 266 = 2(77) + 2W 266 = 154 + 2W 266 - 154 = 2W 112 = 2W ? = W
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