Trigonometry
Prompt
“Write down something you know about trig.”
Context
Estimated Time: 5–10 minutes, including wrap-up
This SWBQ is a good way to provide a brief review of the geometry of (ordinary) trig.
Wrap Up
- Ask several students to present/defend their responses.
- Emphasize that angles measure (rescaled) arclength.
- Emphasize that trig functions are coordinates on the (unit) circle.