Trigonometry: Unit Circle or Right Triangles
Posted in Mathematics on September 22nd, 2006 No Comments »
After a conversation with a colleague yesterday, I started doing some serious thinking. In the several semesters that I have taught Trigonometry, which I think totals about 5 or 6 times, I have been using our adopted textbook which takes the unit circle approach to introduce students to trigonometric functions. In other words, the functions [...]