Lines and are parallel and a transversal meets them at points (on ) and (on )

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

Problem

Lines

l

and

m

are parallel and a transversal

t

meets them at points

P

(on

l

) and

Q

(on

m

). At

P

, the interior angle on the left of

t

between

l

and

t

measures

68^{\circ}

. What is the measure of the angle on the right of

t

Q

that lies outside the region between

l

and

m

? (a)

136^{\circ}

(b)

68^{\circ}

(c)

112^{\circ}

(d)

90^{\circ}