Class 9 | Chapter 6 | Lines and Angles | Exercise 6.1 | Question 5

Question 5: In Fig. 6.17, POQ is a line. Ray OR is perpendicular to line PQ. OS is another ray lying between rays OP and OR.

Prove that ∠ROS=1/2( ∠QOS– ∠POS).

Chapter 6 – Lines and Angles

This playlist covers all the questions, concepts, theorems and examples of chapter 6 (Lines and Angles) of class 9, NCERT textbook. Click a thumbnail to watch the tutorial. 

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