Ex 6.3, 1 (i) - Chapter 6 Class 7 Triangle and its Properties

Last updated at August 13, 2026 by

Ex 6.3, 1 - Find the value of the unknown x in the diagrams

 

 

 

 

 

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Ex 6.3, 1 (i) Find the value of the unknown x in the following diagrams: Given, ∠A = x ∠B = 50° ∠C = 60° We know that, Sum of angles in triangles = 180° ∠A + ∠B + ∠C = 180° x + 50° + 60° = 180° x + 110° = 180° x = 180° − 110° x = 70°

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