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(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
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(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
Mathematics
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Pavel Staselun
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Hello there
(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.
D.12
David Saxon
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Oct 12, 2017
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Quadrilateral ABCD is an isosceles trapezoid. If AB || CD , AB = m + 6, CD = 3m + 2, BC = 3m, and AD = 7m – 16, find BC.
3m = 7m - 16
3m - 7m = -16
-4m = -16
m = 4
BC = 3m = 3(4) = 12
The answer is letter D
Chad Carisch
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Oct 16, 2017
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Chad Carisch
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