Get live Maths 1-on-1 Classs - Class 6 to 12
Ex 6.2, 1 (vi) - Chapter 6 Class 7 Triangle and its Properties
Last updated at March 22, 2023 by Teachoo
Transcript
Ex 6.2, 1 (vi) Find the value of the unknown exterior angle x in the following diagrams:In ∆PQR, ∠QPS = x ∠Q = 30° ∠R = 60° We know that, Exterior angle is sum of interior opposite angles ∠QPS = ∠Q + ∠R x = 30° + 60° x = 90°
