Understand Trigonometric Identities
- Donald C. Albin Jr.
Submitted by Mr. Donald C. Albin Jr. Professional Educator www.donaldalbin.99k.org How to make physical sense of the trigonometric identities. Directions
- Click a check-box next to a trigonometric identity in order to show curves that will help with visualization.
Questions to promote inquiry
- Explain why each trigonomic identity makes sense, graphically.
- How can you relate each of these identities to the unit circle?