⭕ Unit Circle

Drag the point to explore trig values at any angle.

45.00° π/4  (0.7854 rad)
sin(θ)
y-coordinate
cos(θ)
x-coordinate
tan(θ)
sin ÷ cos
arcsin(sin θ)
arccos(cos θ)
arctan(tan θ)
Reference table — common angles
θradsincostan
0010
30°π/6½√3/21/√3
45°π/4√2/2√2/21
60°π/3√3/2½√3
90°π/210
120°2π/3√3/2-√3
135°3π/4√2/2-√2/2-1
150°5π/6½-√3/2-1/√3
180°π0-10
210°7π/6-√3/21/√3
225°5π/4-√2/2-√2/21
240°4π/3-√3/2√3
270°3π/2-10
300°5π/3-√3/2½-√3
315°7π/4-√2/2√2/2-1
330°11π/6√3/2-1/√3
360°010