Excel's Trig Functions

Excel's RADIANS Function
Since Excel's, trig functions use radians, we often need a way of converting angles measured in degrees to radians. The RADIANS function, one of Excel's math functions, does just that.

Excel DEGREES Function
The DEGREES function in Excel converts angles measured in radians to degrees. This article includes a step by step example.

Find the Cosine of an Angle in Excel
Excel's list of functions includes a number of the most common trig functions. These include the COS function which gives you the cosine of an angle measured in radians.

Find the Sine of an Angle in Excel
Excel's list of functions includes a number of the most common trigonometric functions. These include the SIN function which gives you the sine of an angle measured in radians.

Excel TAN Function
Excel's list of functions includes a number of the most common trigonometric functions. These include the TAN function which gives you the tangent of an angle measured in radians.