Subject :IMO Class : Class 7
In a triangle ABC, ∠A = 90° and D is the mid-point of AC. The value of BC2 - BD2 is equal to ______.
(A) AD2
(B) 2AD2
(C) 3AD2
(D) 4AD2
Ans 1: (Master Answer)
Class : Class 1
The correct answer is C.