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ΔABC is a right Angle. If AB = 3 and AC = 7, find BC? Leave your answer in simplest radical form. A) 2√13 B) 4√3 C) 2√3 D) √58
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ΔABC is a right Angle. If AB = 3 and AC = 7, find BC? Leave your answer in simplest radical form. A) 2√13 B) 4√3 C) 2√3 D) √58
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Apr 21, 2016
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ΔABC is a right Angle. If AB = 3 and AC = 7, find BC? Leave your answer in simplest radical form.
A) 2√13
B) 4√3
C) 2√3
D) √58
Mathematics
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Walt Reed
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Walt Reed
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You apply the
Pythagorean theorem and you'll have:
BC²=AB²+AC²
BC²=3²+7²
BC²=9+49
BC²=58
=> BC=√58
We cannot simplify √58 so the answer is
D) √58
Xorsat
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Apr 25, 2016
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Xorsat
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