Question

Please ans it.
Questions are given​

Answer 1

Answer:

aln+cml=180 co int angle

aln=dml alt int angles

Answer 2

1. There sum will be 180° because as the property of parallel lines sum of corresponding angles are 180°.

2. Both will be equal by Vertically Opposite Angeles.

3. Since AB is parallel to EF but in first question it is given that sum of those angles are 180° so they will parallel to each other.