Question

ans the ques with full explanation​

Answer 1

Answer:

Make a line at o point which is parallel to ab and pq.

Use corresponding interior angle concept.

find angle x=(180-50)+(180-40)

130+140=270

Answer 2

Answer:

since AB || PQ, then

x+50°+40°=360°

x+90°=360°

x=360°-90°

x=270°