Trigonometry resources here.
Trigonometry
Trig Reference Sheet
Trig_Cheat_Sheet (found at http://tutorial.math.lamar.edu/cheat_table.aspx)
10 cm Circle
10 cm Circle (make sure, when printing, to print full size) http://www.mathedpage.org/circle/circles/10cm-circle.pdf
Trigonometry: A Clever Study Guide (J Tanton)
Trigonometry: A Clever Study Guide is a book by James Tanton James Tanton (a very interesting mathematician interested in HS student understanding): Twitter: https://twitter.com/jamestanton http://gdaymath.com/ http://www.jamestanton.com/ MAA: http://www.maa.org/math-competitions/teachers/curriculum-inspirations YouTube: example (tetrahedron problem) 😉 James Tanton (PhD. Mathematics, Princeton University, 1994) is a research mathematician deeply interested in bridging the gap between the mathematics experienced by …
Trig on GeoGebra
Rolling a Unit Circle Here’s a nice GeoGebra to see and think about radians. Rolling a unit circle. (https://ggbm.at/r6Ke6KjC) Save Save
Misc. Trig
Page for Miscellaneous Trigonometry Information Webpage How do you find exact values for the sine of all angles? (some via straightforward methods such as the sum, difference, and half-angle formulas — some by more obscure means) Each trig function in terms of the other five: color-coded. (from Twitter)