# NCERT Class 9 Solutions: Line and Angles (Chapter 6) Exercise 6.1 – Part 3

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Q-5 In the figure, POQ is a line. Ray OR is perpendicular to line PQ. OS is another ray lying between rays OP and OR. Prove that

Solution,

Give point O, P, Q, R, S and POQ is a line. Ray OR is perpendicular to line PQ. OS is another ray lying between rays OP and OR.

Prove,

Equation, (Perpendicular)

……….equation (1) ………..equation (2)

Subtracting (1) from (2)

Q-6 It is given that and XY is produced to point P. Draw a figure from the given information. If ray YQ bisects, find and reflex

Solution:

Give point of P,Q,X,Y,Z and

YQ bisects

(Linear Pair)

Also,

(YQ bisects)

Now,

Also, reflex