The Backpage: My Favorite Lesson
The Back Page: My Favorite Lesson: The Human Unit Circle
Maureen MacInnis; Edited by Jennifer Wexler
February 2014, Volume 107, Issue 6, Page 480
Students become the unit circle. This lesson reinforces the concept of the link between a right triangle, the angles of the unit circle, and the graphs of the sine and cosine functions.
Non-Right Triangle Trig