Question

Guys help me pls help

Answer 1

Step-by-step explanation:

1---- Interior angles

2-----Adjacent angles

3-----if the sum of adjacent angles is 180 then a||b

Answer 2

Step-by-step explanation:

1) if two lines are parallel to each other then their corresponding angles are equal.

2) if two angles adjecent angles are equal then the opposite lines are parallel.

3) if two angles on the same side of a transversal are supplementary then the bisecting lines are equal.