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. O is any point in the interior of a triangle ABC. Prove that 1. AB + AC > OB + OC 2.AB + BC + CA > OA + OB + OC 3.OA + OB + OC > 1/2(AB + AC + BC) |
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Answer» . O is any point in the interior of a triangle ABC. Prove that 1. AB + AC > OB + OC 2.AB + BC + CA > OA + OB + OC 3.OA + OB + OC > 1/2(AB + AC + BC) |
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