Trigonometry/Functions/Table

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Acute angles in right triangles[edit]





Angle values[edit]

θ radians sinθ cosθ tanθ cotθ secθ cosecθ
0 0 1 0 undefined 1 undefined
30° π/6 1/2 2
45° π/4 1 1
60° π/3 1/2 2
90° π/2 1 0 undefined 0 undefined 1
180° π 0 -1 0 undefined -1 undefined
270° 3π/2 -1 0 undefined 0 undefined -1
360° 0 1 0 undefined 1 undefined

Circular[edit]