Activities in Math: Trigonometry - http://www.syvum.com/math/trigonometry.html
Three comprehensive modules from Syvum. Each includes theory and explanation, along with practice exercises. |
An Index of Trigonometry Help Pages - http://www.hyper-ad.com/tutoring/math/trig/
Provides detailed discussion of trigonometry concepts. Includes examples of varying difficulty. |
An Introduction to Trigonometry - http://www.ping.be/~ping1339/gonio.htm
Definitions, basics, functions, and other concepts necessary to understand basic trigonometry. |
Dave's Short Trig course - http://www.clarku.edu/~djoyce/trig/
Covers basic definitions and concepts in beginning trigonometry. |
Four Branches of Trigonometry - http://geocities.com/lilvballbabe23/
Includes information on the laws of sines and cosines, right triangle trigonometry, and the ambiguous case. |