Parallel lines and are cut by a transversal

MATHEMATICS · Single correct · CBSE · Mathematics · Lines and Angles · Lines and Angles

Problem

Parallel lines

r

and

s

are cut by a transversal. One consecutive interior angle measures

(5y - 15)^\circ

and the other measures

125^\circ

. Determine the value of

y

. (a)

28

(b)

14

(c)

10

(d)

12