Trigonometry Calculator
Sin, cos, tan and inverses in degrees or radians.
sin(30)
0.500000
| sin(30) | 0.500000 |
|---|---|
| cos(30) | 0.866025 |
| tan(30) | 0.577350 |
About this calculator
Calculate the six trigonometric functions and their inverses, with a switch between degrees and radians.
- Domain: arc-functions only return real values for inputs in [-1, 1] (sin/cos) or all reals (tan).
Frequently asked questions
Why do I get NaN for asin(2)?
arcsin is only defined on [-1, 1]. Anything outside is undefined in real numbers.
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