Trigonometry Calculator

Q: Is this trigonometry calculator free?

Yes, the tool is completely free to use with no hidden costs or registration required.

Q: Are my calculations sent to a server?

No. All calculations are performed instantly and locally in your browser.

Q: What trigonometric functions does this calculator support?

You can calculate values for sine, cosine, tangent, and their related functions.

Q: Can I calculate angles in degrees and radians?

Yes, the calculator allows you to compute values using either degrees or radians.

Calculate values for sine, cosine, tangent, and other trig functions. Free, easy to use, and works directly in your browser.

Angle Input

Angle Value

Angle Unit

Common Angles

Trigonometric Values

Basic Functions

sin(θ): -

cos(θ): -

tan(θ): -

Reciprocal Functions

csc(θ): -

sec(θ): -

cot(θ): -

Inverse Functions

arcsin(sin(θ)): -

arccos(cos(θ)): -

arctan(tan(θ)): -

Other Values

Angle in Radians: -

Angle in Degrees: -

Reference Angle: -

Unit Circle Visualization

Angle Information

Quadrant: -

Sine (y-coordinate): -

Cosine (x-coordinate): -

How to use Trigonometry Calculator

Select the trigonometric function (e.g., sine, cosine).
Enter the angle value (in degrees or radians).
Click the 'Calculate' button.
View the calculated result instantly.

Features

Supports all major functions: sine, cosine, tangent, and their inverses.
Accepts input in both degrees and radians for flexibility.
Delivers instant, precise calculations for any angle.
Accessible from any device with a web browser.
Provides clear, step-by-step explanations for results.

Who Is This Tool For?

This tool is essential for students learning trigonometry, engineers solving design problems, and anyone who needs quick, accurate trigonometric values for calculations.

Why Calculate Trigonometric Functions?

Accurate trigonometric calculations are fundamental for solving problems in geometry, physics, engineering, and computer graphics. A reliable calculator ensures precision in determining angles, distances, and wave patterns for academic, professional, and DIY projects.