
Area of a Regular Pentagon by Dr. Evil
This tutorial demonstrates how to find the area of a regular pentagon using basic trigonometry. 
Law of Cosines Finding a Side Part I
This tutorial demonstrates how to find a missing side of a triangle using the Law of Cosines. 
Law of Cosines Finding a Side Part II
This tutorial is a continuation of the previous Law of Cosines Finding a Missing Side. 
Law of Cosines Finding the Measure of an Angle in a Triangle
This tutorial demonstrates the process of using the Law of Cosines to find a missing angle in a triangle. 
Law of Sines
This tutorial demonstrates how to use the Law of Sines to solve for a missing angle and a missing side of a triangle. 
Perpendicular Slopes
This tutorial demonstrates how to find a perpendicular slope to a line. 
Pythagorean Theorem Application ProblemArea
This tutorial demonstrates how to use the Pythagorean Theorem to solve for area. 
Pythagorean Theorem Application ProblemArea of Roof
This tutorial demonstrates how you can use the Pythagorean Theorem to help find the area of a roof. 
Pythagorean Theorem Basics
This tutorial defines some basics of the Pythagorean theorem. 
Pythagorean Theorem3 Examples
This tutorial demonstrates how the Pythagorean Theorem is used in three example problems. 
Special Right Triangles 306090 Example Problem
This tutorial teaches basic concepts of a 306090 Special Right Triangle. It also covers how to rationalize a denominator when you are called upon to do so.
Last Modified on October 11, 2012