1: /**
2: Class with static methods to perform calculations on circles.
3: */
4: public class CircleCalculator
5: {
6: public static double getArea(double radius)
7: {
8: return Math.PI * radius * radius;
9: }
10:
11: public static double getCircumference(double radius)
12: {
13: return Math.PI * (radius + radius);
14: }
15: }