Tick the correct answer and justify: In ΔABC, AB = cm, AC = 12 cm and BC = 6 cm.
The angle B is:
(A) 120° (B) 60°
(C) 90° (D) 45°
Given that, AB =cm, AC = 12 cm, and BC = 6 cm
It can be observed that
AB2 = 108
AC2 = 144...
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