Learning Outcomes

In this free course, you will learn how to:

• Define trigonometry
• Identify the various types of triangles
• State the triangle proportionality theorem and basic proportionality theorem
• Summarize the unit circle
• Recall how to prove the sum and difference formula
• Solve trigonometric problems using the sum and difference formulas
• Explain negative angle identities using the concept of the unit circle
• Recall the Pythagorean theorem
• Describe how to prove the law of sines and cosines