Which of the following choices must be true in order for ΔABC ≅ ΔEDC by the AAS congruency theorem? ∠B ≅ ∠D ∠A ≅ ∠E AC ≅ EC AB ≅ DE

Which of the following choices must be true in order for ΔABC ΔEDC by the AAS congruency theorem B D A E AC EC AB DE class=