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Algebra
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OpenStudy (anonymous):
A couple wants to put up Christmas lights along the roofline of their house. If the front of the house is 100 feet wide and the roof has a 45° pitch, how many linear feet of Christmas lights should the couple buy? Round to the nearest foot.
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OpenStudy (triciaal):
|dw:1404622857228:dw| roofline the perimeter = x+ 100 + x = 2x + 100
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