Question

solution please help me with explanation​

Answer 1

Answer:

a=120°

b=60°

c=60°

d=120°

Step-by-step explanation:

a+60=180

a=120. (allied angles are supplementary)

d=a=120° (exterior alternate angles)

d+b=180°

b=180-120=60°. (linear pair)

c=b=60°. (vertically opposite angle)