Question

∠PRS forms an exterior angle of △PQR. If ∠P = 60°, ∠Q = 50° then find m ∠PRS.

Answer 1

Answer:

70

Step-by-step explanation:

In Δ PQR

∠P=50°

∠Q=60°

∠P+∠Q+∠R=180° (By angle sum property of a Δ)

50°+60°+∠R=180

110°+∠R=180°

∠R=70°

In ΔPQR ∠R is largest angle