java degrees to radians / degrees to radians

/**
 * @author lautturi.com
 * Java example: java degrees to radians
 */

import java.util.*;

public class Lautturi {
	public static void main(String[] args) {

		int degrees = 30;
		double radians = Math.toRadians(degrees); // java degrees to radians
		
		System.out.println("radians:"+radians);
		
		double degrees1 = radians * 180 / Math.PI; // java  radians to degrees
		System.out.println("degrees:"+degrees1);
		
	}
}

output:

radians:0.5235987755982988
degrees:29.999999999999996