Chapter 8: Right Triangle Trigonometry Difficulty Level: Basic Created by: CK-12 Share Turn In Read Resources Details 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 Theorem8.2.Converse of the Pythagorean Theorem8.3.Using Similar Right Triangles8.4.Special Right Triangles8.5.Tangent, Sine and Cosine8.6.Inverse Trigonometric Ratios8.7.Chapter 8 Review8.8.Study Guide Chapter Summary Image Attributions Show Hide Details Description 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 Authors: Lori Jordan Tags: CK.MAT.ENG.SE.1.Geometry-Basic.8 converse cosine (7 more) Pythagorean theorem ratios similar right triangles sine special right triangles tangent trigonometry Subjects: mathematics Grades: 8 , 9 , 10 Date Created: Dec 11, 2014 Last Modified: Aug 15, 2016 Save or share your relevant files like activites, homework and worksheet.To add resources, you must be the owner of the FlexBook® textbook. Please Customize the FlexBook® textbook.