Question

please answer very fast its very eargent .

Answer 1

1- BOTH THE ALTERNATE INTERIOR ANGLES ARE EQUAL (C AND B).THEREFORE AB AND CD ARE PARALLEL.

2- INTERIOR ANGELS ARE SUPPLIMENTARY (C [ECD] AND E) THEREFORE PARALLEL

3- AB IS PARALLEL TO CD ,CD IS PARALLEL TO EF . THEREFORE THEY ALL ARE PARALLEL TO EACH OTHER.