Geometry Advanced - Special Angles Trig Ratios on the Unit Circle
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Last updated 9:49 PM on 2/2/26
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7 Terms
1
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0/360 - 0/2pi
Sin = 0
Cos = 1
Tan = 0
2
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30 degrees - pi/6
Sin = ½
Cos = √3/2
Tan = √3/3
3
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45 degrees - pi/4
Sin = √2/2
Cos = √2/2
Tan = 1
4
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60 degrees - pi/3
Sin = √3/2
Cos = ½
Tan = √3
5
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90 degrees - pi/2
Sin = 1
Cos = 0
Tan = undefined (1/0)
6
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180 degrees - pi
Sin = 0
Cos = -1
Tan = 0
7
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270 degrees - 3pi/2
Sin = -1
Cos = 0
Tan = undefined
Note 
Flashcards (30)