A transversal intersects two lines forming a pair of alternate interior angles that…

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

Problem

A transversal intersects two lines forming a pair of alternate interior angles that measure

(2x - 10)^{\circ}

and

(x + 20)^{\circ}

. Find the value of

x

for which the two lines are parallel. (a)

25

(b)

35

(c)

30

(d)

20