[" Th figure (ii) given below,"ABC" is a...

[" Th figure (ii) given below,"ABC" is a right triangle right angled at "C" .If "R" is mid- "],[" point of "BC" ,prove that "AB^(2)=4AD^(2)-3AC^(2)" ."]

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In Fig.3,ABC is a right triangle,right angled at C and D is the mid-point of BC.Prove that AB^(2)=4AD^(2)-3AC^(2)

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