Ex 3.1

Ex 3.1, 1

Ex 3.1, 2

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Chapter 3 Class 8 Understanding Quadrilaterals

Serial order wise

Last updated at April 16, 2024 by Teachoo

Ex 3.1, 6 Find the angle measure x in the following figures. (a) We know that Sum of all the angles of a quadrilateral = 360 ∠A + ∠B + ∠C + ∠D = 360° Given ∠A = 50°, ∠C = 120° , ∠ D = 130° & ∠B = x Putting values 50° + x + 120° + 130° = 360° x + 300° = 360° x = 360° − 300° x = 60°