8. In Fig. 6.54, O is a point in the interior of a triangle
ABC, OD IBC,OE LAC and OF LAB. Show that
(1) OA? + OBP + OC - ODP - OE - OPP = AFP + BDP +CE,
(ii) AFP+BD + CE2 = AE + CD +BF2.
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1.right angle triangle.
2.5cm.
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