Find the measure of angle y in the following figure - Mathematics

Find the measure of angle y in the following figure

Sum

m and n are parallel lines. l is the transversal.

Alternate interior angles are equal

∴ y = 123°

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Chapter 5: Geometry - Exercise 5.2 [Page 100]

Chapter 5 Geometry
Exercise 5.2 | Q 3. (iii) | Page 100

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