Unit 5: Relationships Within Triangles

Triangles have many special segments within them and special properties that come with each. This unit defines some of those special segments and works through various proofs of some of these properties.

Unit 5 Quizlet

Khan Academy Videos

Click on the links below for videos for extra help! Mrs. Gray's Geometry Videos are also available.

5.1- Midsegments of Triangles

5.2-Perpendicular and Angle Bisectors

5.4- Medians and Altitudes

5.6- Inequalities in One Triangle

5.7- Inequalities in Two Triangles


Important Unit Documents