I have 2 practice questions that I need help on.. if you help I will fan and medal :)

Question

stormswan · Answer

The figure below shows segments AC and EF which intersect at point B. Segment AF is parallel to segment EC.

stormswan · Answer

attachment

stormswan · Answer

Which of these facts is used to prove that triangle ABF is similar to triangle CBE?

 Angle FAB is equal to angle CEB because corresponding angles are congruent.
 Angle ABF is congruent to angle CEB because vertically opposite angles are congruent.
 Angle AFB is congruent to angle CEB because alternate interior angles are congruent.
 Angle AFB is congruent to angle CEB because supplementary angles are congruent.

stormswan · Answer

I think it's either C or D