Using the Excel SIN Function


The Excel SIN function returns the sine of a given angle.


=SIN (number)

Syntax Breakdown

Required. The angle, provided in radians, for which you want to find the sine. If you have an angle in degrees, use the RADIANS function to convert into radians.

Usage Notes

The SIN function returns the sine of an angle given in radians. Angles in degrees can be converted to radians using the RADIANS function or by multiplying the degree by PI()/180.

Excel SIN with Degrees