# Unit circle trigonometry

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## Definition for

Unit Circle Kit - I love the unit circle - it's SO useful!

cheesemonkey wonders: Life on the Unit Circle - Board Game for Trig Functions

Exact Values of the Unit Circle Color by Number http://mrscookkhs.blogspot.com/2013/12/exact-values-color-by-number.html

Unit Circle Project - Mr. Johnson FHS

Precalculus for dummies cheat sheet Love this!!! More

Full explanation Hand unit circle - I might mirror it on my right hand instead so that my cosine is on the left and sine is on the right.

I taught the Unit Circle in half the time with twice the retention with this trick! Great supplement to teaching the special triangles! http://geometrycoach.com/the-unit-circle-hand-trick/

My memory for this kind of thing was much better back in high school, but this still could have been helpful for those pesky reference angles!