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Mathematics 15 Online
OpenStudy (anonymous):

(HELP?? PLEASE!!)Quadrilateral ABCD is an isosceles trapezoid. If AB || CD , AB = m + 6, CD = 3m + 2, BC = 3m, and AD = 7m – 16, find BC. A8 B.9 C.10 D.12

OpenStudy (anonymous):

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ganeshie8 (ganeshie8):

hint : in isosceles trap, the sides connecting bases are equal

ganeshie8 (ganeshie8):

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OpenStudy (anonymous):

well obviously everybody knows that but what's AB ?

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