Angles in a Triangle Sum to 180° Proof

Geometry - Hinge Theorem (ch.6 geometry)

includes definition and examples with diagrams

Geometry - Hinge Theorem

This page talks about the hinge theorem and its converse.

Geometry - Geometry notes

highscholer need this

Geometry - triangle congruence postulates

angle-side-angle, side-angle-side, etc.

Geometry - Vocab for Module 4

Module 4 Vocabulary Terms

Geometry - Flow Proof Practice

Notes on several flow proof practice problems, including diagrams and steps.