Question

72 pointsWhat postulate or theorem can you use to prove the pair of triangles are congruent? Name the missing congruence statement.DCA ABC A type your answer...by type your answer...

Answer 1

The two triangles ABC and ACD have two sides with same length: AD and BC, and both have the side AC. They also have one equivalent angle.

Therefore, they are congruent by SAS property.

Answer:

`\Delta ABC\cong\Delta CDA\text{ by }SAS`