# Chapter 8: Right Triangle Trigonometry

Difficulty Level:

**Basic**Created by: CK-12Turn In

Chapter 8 takes a look at right triangles. A right triangle is a triangle with exactly one right angle. In this chapter, we will prove the Pythagorean Theorem and its converse. Then, we will discuss trigonometry ratios and inverse ratios.

Chapter Outline

- 8.1.
## The Pythagorean Theorem

- 8.2.
## Converse of the Pythagorean Theorem

- 8.3.
## Using Similar Right Triangles

- 8.4.
## Special Right Triangles

- 8.5.
## Tangent, Sine and Cosine

- 8.6.
## Inverse Trigonometric Ratios

- 8.7.
## Chapter 8 Review

- 8.8.
## Study Guide

### Chapter Summary

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This chapter proves the Pythagorean Theorem and its converse. It also introduces trigonometry ratios and covers an extension about the Law of Sines and the Law of Cosines.

Difficulty Level:

Basic
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Date Created:

Aug 07, 2013
Last Modified:

Jan 14, 2016
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