Find X + Y + Z - Mathematics

Find x + y + z

x + 90° = 180° (Linear pair)

x = 90°

z + 30° = 180° (Linear pair)

z = 150°

y = 90° + 30° (Exterior angle theorem)

y = 120°

x + y + z = 90° + 120° + 150° = 360°

Concept: Angle Sum Property of a Quadrilateral

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Chapter 3: Understanding Quadrilaterals - Exercise 3.1 [Page 42]

Chapter 3 Understanding Quadrilaterals
Exercise 3.1 | Q 7.1 | Page 42

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