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Both calculators run independently — change the inputs on either side to compare results.
Trigonometry
Cosine Calculator
Calculates the cosine of an angle entered in degrees, returning a value between −1 and 1. Use it when resolving horizontal force components, applying the Law of Cosines, computing dot products, or working with periodic functions.
Fill in the required fields to see your result.
Trigonometry
Sine Cosine Tangent Calculator
Evaluates all six trigonometric functions—sin, cos, tan, csc, sec, and cot—for any angle in degrees, radians, or gradians. Use it for geometry problems, physics equations, and engineering calculations requiring precise trig values.
Fill in the required fields to see your result.
Key differences
| Cosine Calculator | Sine Cosine Tangent Calculator | |
|---|---|---|
| Category | Trigonometry | Trigonometry |
| Inputs required | 1 | 4 |
| Result | Cosine value | Result |
| What it does | Calculates the cosine of an angle entered in degrees, returning a value between −1 and 1. Use it when resolving horizontal force components, applying the Law of Cosines, computing dot products, or working with periodic functions. | Evaluates all six trigonometric functions—sin, cos, tan, csc, sec, and cot—for any angle in degrees, radians, or gradians. Use it for geometry problems, physics equations, and engineering calculations requiring precise trig values. |