⭕ Unit Circle
Drag the point to explore trig values at any angle.
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
| θ | rad | sin | cos | tan |
|---|---|---|---|---|
| 0° | 0 | 0 | 1 | 0 |
| 30° | π/6 | ½ | √3/2 | 1/√3 |
| 45° | π/4 | √2/2 | √2/2 | 1 |
| 60° | π/3 | √3/2 | ½ | √3 |
| 90° | π/2 | 1 | 0 | ∞ |
| 120° | 2π/3 | √3/2 | -½ | -√3 |
| 135° | 3π/4 | √2/2 | -√2/2 | -1 |
| 150° | 5π/6 | ½ | -√3/2 | -1/√3 |
| 180° | π | 0 | -1 | 0 |
| 210° | 7π/6 | -½ | -√3/2 | 1/√3 |
| 225° | 5π/4 | -√2/2 | -√2/2 | 1 |
| 240° | 4π/3 | -√3/2 | -½ | √3 |
| 270° | 3π/2 | -1 | 0 | ∞ |
| 300° | 5π/3 | -√3/2 | ½ | -√3 |
| 315° | 7π/4 | -√2/2 | √2/2 | -1 |
| 330° | 11π/6 | -½ | √3/2 | -1/√3 |
| 360° | 2π | 0 | 1 | 0 |