Sine and Cosine Values for Opposite Angles
- Nidia Gonzalinajec
The only point you can move is point B. Click on it and move it around. Notice how the green angle, α changes as you drag point B along the unit circle.
This worksheet is to be used in conjunction with the Chapter 1 Lab handout in the trigonometry course I teach or to coincide with the §5.3 (lecture) in the PreCalculus course I teach.