Question

please help me immediately ​

Answer 1

Answer:

angle d is 100 (vertical opp. angle)

angle b is 100 ( corresponding angle)

Answer 2

c= 100° (corresponding angle)

d= 100° ( vertically opposite angle )

a= a+c =180° ( co interior angle ) = a= 180°-100° =80°

b= same as above 100°