Derek Owens has raised the bar on video math demonstrations and explanations. There are none of higher quality and relevance on the web. --DaveH,fFree-Ed.Net Academic Director

bullet 1 - Introduction
bullet 2 - History of Trigonometry
bullet 3 - Notation and Definitions
bullet 4 - Examples
bullet 5 - Tangent Ratios for Particular Angles
bullet 6 - Tangent Ratio for Other Angles
bullet 7 - Tangent on the Calculator
bullet 8 - Inverse Tangent
bullet 9 - Inverse Tangent
bullet 10 - The Unit Circle
bullet 11 - A Right Triangle on the Unit Circle
bullet 12 - The Tangent Ratio on the Unit Circle
bullet 13 - Three Examples
bullet 14 - Tangent for Angles Greater than 90
bullet 15 - Solving Problems with the Tangent
bullet 16 - Example - Finding the Angle
bullet 17 - Example with Pythagorean Theorem
bullet 18 - Examples 5
bullet 19 - Examples 8
bullet 20 - Practice Problems 1
bullet 21 - Practice Problems 5
bullet 22 - The Sine Ratio
bullet 23 - The Cosine Ratio
bullet 24 - 45-45-90 Triangles
bullet 25 - 30-60-90 Triangles
bullet 26 - Sine and Cosine for Other Angles
bullet 27 - Sine and Cosine for Other Angles
bullet 28 - A Useful Mnemonics
bullet 29 - Sine and Cosine on the Calculator
bullet 30 - Inverse Sine and Inverse Cosine
bullet 31 - Examples 5
bullet 32 - Examples 7
bullet 33 - Trig Tables
bullet 34 - Sine and Cosine on the Unit Circle
bullet 35 - Sine and Cosine on the Unit Circle
bullet 36 - Angles in any Quadrant
bullet 37 - Quadrantal Angles
bullet 38 - Solving Problems - Examples 1
bullet 39 - Solving Problems - Examples 3
bullet 40 - Navigation and Orienteering
bullet 41 - Example
bullet 42 - Example
bullet 43 - Example
bullet 44 - Example
bullet 45 - Examples
bullet 46 - Examples
bullet 47 - Examples
bullet 48 - Example
bullet 49 - Example
bullet 50 - Example
bullet 51 - Example
bullet 52 - Practice Problem
bullet 53 - Practice Problem

David L. Heiserman, Editor

Copyright   SweetHaven Publishing Services
All Rights Reserved

Revised: June 06, 2015