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# 8.8: Study Guide

Difficulty Level: At Grade Created by: CK-12

Keywords: Define, write theorems, and/or draw a diagram for each word below.

1st\begin{align*}1^{st}\end{align*} Section: The Pythagorean Theorem

Pythagorean Theorem

Pythagorean Triple

Distance Formula

Homework:

2nd\begin{align*}2^{nd}\end{align*} Section: The Pythagorean Theorem Converse

Pythagorean Theorem Converse

Theorem 8-3

Theorem 8-4

Homework:

3rd\begin{align*}3^{rd}\end{align*} Section: Similar Right Triangles

Theorem 8-5

Geometric Mean

Homework:

4th\begin{align*}4^{th}\end{align*} Section: Special Right Triangles

Isosceles Right (45-45-90) Triangle

30-60-90 Triangle

45-45-90 Theorem

30-60-90 Theorem

Homework:

5th\begin{align*}5^{th}\end{align*} Section: Tangent, Sine and Cosine Ratios

Trigonometry

Opposite (Leg)

Sine Ratio

Cosine Ratio

Tangent Ratio

Angle of Depression

Angle of Elevation

Homework:

6th\begin{align*}6^{th}\end{align*} Section: Solving Right Triangles

Inverse Tangent

Inverse Sine

Inverse Cosine

Solving Right Triangles

Homework:

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