Ex 6.2, 2 (ii) - Chapter 6 Class 7 Triangle and its Properties

Last updated at Dec. 16, 2024 by

Ex 6.2, 2 - Chapter 6 Class 7 Triangle and its Properties - Part 2

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Ex 6.2, 2 Find the value of the unknown interior angle x in the following figures: (ii)In ∆ABC, ∠BCD = 100° , ∠A = 70°, ∠B = x We know that, Exterior angle is sum of interior opposite angles ∠BCD = ∠A + ∠B 100° = 70° + x 100° − 70° = x 30° = x x = 30°

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo