A transversal intersects lines and

MATHEMATICS · Multi-part · CBSE · Mathematics · Lines and Angles · Lines and Angles

Problem

A transversal

t

intersects lines

a

and

b

. One interior angle on one side of

t

measures

(7x - 9)^\circ

and its alternate interior partner on the other side measures

(3x + 51)^\circ

. Answer the following: (i) Find

x

. (ii) State whether lines

a

and

b

are parallel, giving a reason.