Appendix/Ramblings/TrigFunctions
Analytic Expressions for Selected Trigonometric Functions
In what follows we generally will provide expressions that result from evaluating , with the understanding that and then also can be evaluated straightforwardly via the familiar relations,
and, 
Widely Used Evaluations
Angle  
Radians  Degrees  
IntegerDegree Angles
A PDFformatted document generated by James T. Parent^{†} lists exact values for the sine of all integerdegree angles between zero and ninety degrees, inclusive. An explanation of how the expressions in this document were derived, can be found on the SquareCirclez IntMath blog.
Examples Extracted from the James T. Parent Document^{†}  
Angle  
Radians  Degrees  






^{†}James T. Parent has previously taught mathematics at Schenectady County Community College, Schenectady, New York, and at Great Bay Community College, Portsmouth, New Hampshire. 
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