Unit Circle Visualizer

Interactive trigonometry visualization with exact values

Angle

Common Angles

Coordinates (cos θ, sin θ)

x = cos θ
0.707
y = sin θ
0.707
Quadrant I

Trigonometric Values

sin θ 0.707
cos θ 0.707
tan θ 1.000
csc θ 1.414
sec θ 1.414
cot θ 1.000

Display Options

Animation

Special Angles Reference Table

Degrees Radians sin θ cos θ tan θ
0° 0 0 1 0
30° π/6 1/2 √3/2 √3/3
45° π/4 √2/2 √2/2 1
60° π/3 √3/2 1/2 √3
90° π/2 1 0 undefined
120° 2π/3 √3/2 -1/2 -√3
135° 3π/4 √2/2 -√2/2 -1
150° 5π/6 1/2 -√3/2 -√3/3
180° π 0 -1 0
270° 3π/2 -1 0 undefined
360° 2π 0 1 0