Question

find the value of x and y and then show that AB||CD.

Answer 1

hey!! here's ur ans..
In the given figure
x +50 =180 [by linear pair]
x=180-50
x=130

now..
also y=130[vertically oppsite angle]
since x=y=130
so, as they are forming alternate interior angle
as AB parallel to CD

'PROVED'
HOPE IT HELP U.. AND MARK AS BRAINLIEST

Answer 2

Ans-
Hope this helps you ;)