// Justin C. Miller
// University of Wisconsin Oshkosh
// Made for: http://www.geocities.com/neonprimetime.geo/index.html
// Date: 2001
// Borland Builder 4.0
// This program converts a degrees
// into radians, for examples
// 180 degress = 6.24 ( or 2 * pi) radians

#include 
#include 
#include 

void ConvertToRadians(double) ;

const double PI = 3.14 ;

int main()
{
	double degrees ;

	while(true)
	{
		cout << "(Enter -1 to exit)" << endl ;
		cout << "Enter the degrees" << endl ;
		cin >> degrees ;

		ConvertToRadians(degrees) ;
		getch() ;
		system("cls") ;
	}

	return 0 ;
}

void ConvertToRadians(double d)
{
	double radians = (d / 360) * (2.0 * PI);
	cout << "Radians = " << radians << endl ;
}

    Source: geocities.com/neonprimetime.geo/cpp/cpp_SourceCode

               ( geocities.com/neonprimetime.geo/cpp)                   ( geocities.com/neonprimetime.geo)