Question

Name the property of congruence that justifies this statement if ∠a= ∠b and ∠b = ∠c then ∠a = ∠c

Answer 1

The property of congruence that justifies this statement is the Transitive Property of Congruence. According to this property, if two angles are congruent to the same angle, then they are congruent to each other.