RS Aggarwal Class 9 Solutions Congruence of Triangles and Inequalities in a Triangle

RS Aggarwal Class 9 Solutions Congruence of Triangles and Inequalities in a Triangle

Exercise 5A

Question 1:

Question 2:

Consider the isosceles triangle ∆ABC.

Since the vertical angle of ABC is 100° , we have, ∠A = 100°.

By angle sum property of a triangle, we have,

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