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Ex 6.2, 1 - Chapter 6 Class 7 Triangle and its Properties - Part 5

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Ex 6.2, 1 (v) Find the value of the unknown exterior angle x in the following diagrams:In ∆PQR, ∠QRS = x ∠PQR = 50° ∠QPR = 50° We know that, Exterior angle is sum of interior opposite angles ∠QRS = ∠PQR + ∠QPQ x = 50° + 50° x = 100°

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