Module 4: Foundations of Trigonometry

 

Refresher

 

This is a play button that opens Mathematics 20-1 Learn EveryWare Module 2: Lesson 1 Summary.

Read the Mathematics 20-1 Learn EveryWare Module 2: Lesson 1 Summary to review sine, cosine, and tangent ratios.


This is a play button that opens Mathematics 20-1 Learn EveryWare Module 2: Lesson 3 Summary.

Read the Mathematics 20-1 Learn EveryWare Module 2: Lesson 3 Summary to review 30°-60°-90° and 45°-45°-90° triangles.


This is a play button that opens Using a 30-60-90 Triangle for a 150 Angle.

Watch Using a 30-60-90 Triangle for a 150° Angle to review using a 30°-60°-90° triangle to determine the exact values of sine and cosine ratio.


This is a play button that opens Pythagorean Theorem.

Read the definition and work with the applet in Pythagorean Theorem.


This is a play button that opens Rationalizing the Denominator.

Watch Rationalizing the Denominator.



Go back to the Are You Ready? section and try the questions again. If you are still having difficulty, contact your teacher.