RADIANS

Transform a degree value into its equivalent in radians.

SELECT RADIANS(180);

Definition and Usage

The RADIANS() function converts a degree value into its corresponding radians.

Note: Also refer to the DEGREES() and PI() functions.

RADIANS(number)

Parameter	Description
number	Necessary: A numerical value expressed in degrees

Works in:

From MySQL version 4.0

Transform a degree measurement into its equivalent in radians.

SELECT RADIANS(-45);