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21 terms

trig of special angles

STUDY
PLAY
1/2
sin 30°
√3/2
cos 30°
√3/3
tan 30°
√3
cot 30°
2√3/3
sec 30°
2
csc 30°
√2/2
sin 45°
√2/2
cos 45°
1
tan 45°
1
cot 45°
√2
sec 45°
√2
csc 45°
√3/2
sin 60°
1/2
cos 60°
√3
tan 60°
√3/3
cot 60°
2
sec 60°
2√3/3
csc 60°
∏/6
change 30° into radians
∏/4
change 45° into radians
∏/3
change 60° into radians