Question

1. How many pairs of corresponding angles are formed when two parallel lines are intersected by a transversal
a. 3
b. 8
C. 4

2. 21 and 22 are complementary angles. Z2 and Z3 are supplementary angles. If Z1=50°
find the measure of Z3.
a. 50°
b. 90°
c. 140°​

Answer 1

Answer:

1) .4

Step-by-step explanation:

2)don't know answer as no figure there but probably answer is 180-50=130