Python Function Reference

math.radians

Convert an angle from degrees to radians.

Python 3.13
math.radians(x)

Parameters

xint | float
The angle in degrees.

Return value

The angle in radians as a float.

Examples

Converting 180 degrees to radians

Python 3.13
import math
print(math.radians(180))
3.141592653589793

Sine of a 90-degree angle

Python 3.13
import math
print(math.sin(math.radians(90)))
1.0

Details

The trigonometric functions of the math module take an angle in radians, so degrees are converted with radians first. The inverse function is math.degrees.

See also