Q17 Tick the correct answer and justify : In AB = cm, AC = 12 cm and BC = 6 cm.
The angle B is :
(A) 120°
(B) 60°
(C) 90°
(D) 45°
In AB = cm, AC = 12 cm and BC = 6 cm.
It satisfies the pythagoras theorem.
Hence, ABC is a right angled triangle and right angled at B.
Option C is correct.