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[" As If "0" is a point within "/_ABC" ,show that: "],[[(1)AB+AC>OB+OC],[" (ii) "AB+BC+CA>OA+OB+OC],[" (iii) "OA+OB+OC>(1)/(2)(AB+BC+CA)]]

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If O is a point within a quadrilateral ABCD, show that OA+OB+OC+OD gt AC+BD.

If O is point in the exterior of triangleABC ,show that 2(OA+OB+OC)gt(AB+BC+CA)

O is any point in the interior of ABC .Prove that AB+AC>OB+OCAB+BC+CA>OA+OB+OCOA+OB+OC>(1)/(2)(AB+BC+CA)

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'O' is any point in the interior of a Delta ABC prove that AB+BC+CA>OA+OB+OC

Let O be any point in the interior of DeltaABC , prove that : AB+BC+CA lt 2 (OA+OB+OC)

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