Trigonometry Calculator

A comprehensive suite of tools to evaluate trigonometric functions, solve triangles, explore identities, and visualize graphs. Use the tabs below to select the tool you need.

Basic Trig Functions

Use radians for calculus.
sin
0.5
cos
0.866
tan
0.5774
sec
1.1547
csc
2
cot
1.7321

Frequently Asked Questions