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In triangle ABC, AP is perpendicular TO BC. AB=a units, AC=b units , BP=c units, PC=d units. Prove that (a + b) (a - b) = (c + d) (c - d) |
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Answer» In triangle ABC, AP is perpendicular TO BC. AB=a units, AC=b units , BP=c units, PC=d units. Prove that (a + b) (a - b) = (c + d) (c - d) |
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