Congruency Videos

Proving the Congruent Supplements Theorem

Segment Congruence Proof Examples

How to Prove the Reflexive Property of Segment Congruence

How to Prove the Symmetric Property of Segment Congruence

How to Prove Angles Congruent using Vertical Angles

Geometry: How to Construct Congruent Lines

Proving Opposite Angles are Congruent in Quadrilaterals

Similar and Congruent Triangles Tutorial

Proof: Vertical Angles are Congruent