degreesToRadians method

double degreesToRadians(
  1. double degrees
)

Converts degrees to radians. @param degrees The number of degrees to be converted to radians. @returns The number of radians equal to the inputted number of degrees.

Implementation

double degreesToRadians(double degrees) {
  if (degrees is double == false || degrees.isNaN) {
    throw ('Error: degrees must be a number');
  }
  return (degrees * pi / 180);
}