In triangle $ABC$, $\angle A = 50^{\circ}$, $\angle B = 70^{\circ}$. Exterior angle at $C$ is

In triangle $ABC$, $\angle A = 50^{\circ}$, $\angle B = 70^{\circ}$. Exterior angle at $C$ is
  1. $120^{\circ}$
  2. $60^{\circ}$
  3. $110^{\circ}$
  4. $130^{\circ}$

Solution

Exterior at $C$ = $\angle A + \angle B = 120^{\circ}$.

Asked in: MH-SSC-9

Practice more Triangles questions on Aicharya