Complete the proof.
Given: AB || DC, AB = DC
IR
Prove: AABC = ACDA
Plsssssssss

Answer:
Reasons:
Reason 1. Given
Statement 2 is incorrect.
Statement 2 should be: <AEB is congr <CED
Reason 2. Vertical angles are congruent
Reason 3. Given
Reason 4. Theorem: Alt int. angles of parallel lines
Reason 5. AAS