Is it possible to construct a ΔABC in which BC = 5 cm, ∠ B = 60°, ∠ C = 60°?

Question

Philoid · Accepted Answer

For any triangle the sum of the angles is equal to 180°. Here, ∠ B + ∠ C = 60° + 60° = 120°.

⇒ ∠ A=60°

Hence, such triangle is possible.