Example 1 - Chapter 3 Class 8 Understanding Quadrilaterals

Last updated at August 4, 2026 by

Example 1 - Find measure x in Fig 3.9 - Chapter 3 Class 8

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Example 1 Find measure x Given Exterior angles 50°, 90°, x, 110° We know that Sum of exterior angles = 360° 50° + 90° + x + 110° = 360° 250° + x = 360° x = 360° − 250° x = 110°

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