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
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