Calculator with Sin Tan Cos

Find sine, cosine and tangent of any angle with this free online trig calculator.

How to use it

Choose Deg or Rad, type sin(, cos( or tan( followed by the angle and press =. Example: sin(30) = 0.5 in degrees.

How do I get sin, cos and tan?

Press the function key, type the angle, close the bracket and press =.

Results are estimates for general information only. Found a mistake? Report an error.