Vertical angles are angles opposite each other where two lines cross. So answer is option 2.
but heres the explanation:-
• a straight line is 180 degree so angle MHG is 180-140= 40 degree
• MHJ+ KHP= 40+20=60
• angle JHP is 180- 60=120
• so total angle JHK is 120+20= 140
therefore MHL= JHK
