Question

If l is parallel to n and P is a transversal :
a) which pair of angles are equal ?
b) which pair are supplementary ?

Answer 1

equal angles-1 & 3
                      2 & 4
                      5 & 7
                      6 & 8
                      2 & 5
                      1 & 6
                      3 & 8
                      4 & 7
supplementary angles-
1 & 2
1 & 4
2 & 3
3 & 4
5 & 8
5 & 6
7 & 6
7 & 8