Mathematics Department – Mathematics Department
Common Angles in Degree and Radian Degrees Radian 0 0 30 (/6 45 (/4. 60 (/3 90 (/2 180 ( 270 3(/2 360 2( The Unit Circle. The unit circle is a circle with a radius of 1, centered at the origin (0,0). Its formula is x2 + y2 = 1. Table of Common Trig Values. The Graphs of the Six Trig Functions ................
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