Here we answer one simple question: What is cos (30) degrees? The answer is as follows:
Cos(30) = 0.866025403784
This is the same answer you will get if you have a scientific calculator set to DEG mode and then enter 30 followed by the Cos button.
To find cos of another number, please enter the number below and press "Calculate Cos".
What is Cos 31 degrees?
Go here for the next number we converted to cos degrees.