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OpenStudy (karamarie02):
What is the perimeter of a triangle with the given side lengths? s1 = x + 4 cm s2 = 3x + 1 cm s3 = 7x + 3 cm P = x + cm
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OpenStudy (mrnood):
the perimeter is teh sum of all the edges- so add the lenghts given: P = x+4+3x+1+7x+3 simplify that to get your answer
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