Trigonometry Memorization
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78 Terms
sin45°
√2/2
tan(π/3)
√3
cos(180⁰)
-1
30 degrees
π/6
90 degrees
π/2
45 degrees
π/4
60 degrees
π/3
360 degrees
2π
225 degrees
5π/4
180 degrees
π
270 degrees
3π/2
sinθ = 30 degrees
1/2
sinθ = 90 degrees
π/2
sinθ = 45 degrees
√2/2
sinθ = 60 degrees
√3/2
sinθ = 360 degrees
0
sinθ = 225 degrees
-√2/2
sinθ = 180 degrees
0
sinθ = 270 degrees
-1
sinθ = 30 degrees
√3/2
sinθ = 90 degrees
π/2
sinθ = 45 degrees
√2/2
sinθ = 60 degrees
√3/2
sinθ = 360 degrees
0
sinθ = 225 degrees
-√2/2
sinθ = 180 degrees
0
sinθ = 270 degrees
-1
sin 30°
1/2
cos 30°
√3/2
tan 30°
√3/3
sin 45°
√2/2
cos 45°
√2/2
tan 45°
1
sin 60°
√3/2
cos 60°
1/2
tan 60°
√3
sin 90°
1
cos 90°
0
tan 90°
undefined
sin 180°
0
cos 180°
−1
tan 180°
0
sin 225°
−√2/2
cos 225°
−√2/2
tan 225°
1
sin 270°
−1
cos 270°
0
tan 270°
undefined
sin 360°
0
cos 360°
1
tan 360°
0
sin θ
1 / csc θ
csc θ
1 / sin θ
cos θ
1 / sec θ
sec θ
1 / cos θ
tan θ
1 / cot θ
cot θ
1 / tan θ
sin 45°
√2/2
tan π/3
√3
cos 180°
−1
tan π/4
1
cos 270°
0
cos 30°
√3/2
sin 90°
1
cos π/2
0
tan 180°
0
tan 2π
0
sin π
0
sin 60°
√3/2
cos 45°
√2/2
tan π/6
√3/3
cos π/3
1/2
sin 360°
0
tan 3π/2
undefined
sin 3π/2
−1
tan π/2
undefined
cos 360°
1
sin π/6
1/2
Note 
Flashcards (100)