# Question - Pythagoras Theorem and Its Converse

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ConceptPythagoras Theorem and Its Converse

#### Question

From a point O in the interior of a ∆ABC, perpendicular OD, OE and OF are drawn to the sides BC, CA and AB respectively. Prove
that :



(ii) AF^2 + BD^2 + CE^2 = AE^2 + CD^2 + BF^2

#### Solution

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