in an isosceles triangle ABC with AB = AC , BD is perpendicular to AC , prove that BD2 - - Maths - Triangles

Question

in an isosceles triangle ABC with AB = AC , BD is perpendicular
to AC , prove that BD2 - CD2 = 2CD AD

Abhishek Kr. Jha · Accepted Answer

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in an isosceles triangle ABC with AB = AC., BD is perpendicular to AC., prove that BD2 - CD2 = 2CD.AD