Question

Once two triangles are proven to be congruent, every single corresponding side and angle between those two triangles are congruentby what?

Answer 1

If two triangles are proven to be congruent, then every single corresponding side and angle between those two triangles are congruent by CPCTC Theorem. CPCTC stands for Corresponding parts of congruent triangles are congruent.

Step-by-step explanation:

CPCTC Theorem states that if two triangles are congruent, then their