The two column proof to show that ΔABC ≅ ΔCDA is: SAS Congruence Postulate
How to solve the two column proof?
The two column proof to show that ΔABC ≅ ΔCDA is as follows:
Statement 1: ∠BAC ≅ ∠CDA
Reason 1: Given
Statement 2: AB ≅ DC
Reason 2: Given
Statement 3: AC ≅ AC
Reason 3: Reflexive Property of Congruency
Statement 4: ΔABC ≅ ΔCDA
Reason 4: SAS Congruence Postulate