# Chapter 4: Triangles and Congruence

Difficulty Level:

**At Grade**Created by: CK-12Turn In

In this chapter, you will learn all about triangles. First, we will find out how many degrees are in a triangle and other properties of the angles within a triangle. Second, we will use that information to determine if two different triangles are congruent. Finally, we will investigate the properties of isosceles and equilateral triangles.

Chapter Outline

- 4.1.
## Triangle Sums

- 4.2.
## Congruent Figures

- 4.3.
## Triangle Congruence using SSS and SAS

- 4.4.
## Triangle Congruence using ASA, AAS, and HL

- 4.5.
## Isosceles and Equilateral Triangles

- 4.6.
## Chapter 4 Review

- 4.7.
## Study Guide

### Chapter Summary

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Description

This chapter explores the properties of triangles, specifically their angles. Students learn the different methods used to determine congruency. Also covered is an introduction to isosceles and equilateral triangles.

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Date Created:

Feb 22, 2012
Last Modified:

Jan 14, 2016
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