Source of Circle.java


  1: //Circle.java

  3: /** 
  4:  * A class of circles.
  5: */
  6: public class Circle implements Measurable
  7: {
  8:     private double myRadius;
  9:     public Circle(double radius)
 10:     {
 11:         myRadius = radius;
 12:     }
 13:     public double getPerimeter()
 14:     {
 15:         return 2 * Math.PI * myRadius;
 16:     }
 17:     public double getCircumference()
 18:     {
 19:         return getPerimeter();
 20:     }
 21:     public double getArea()
 22:     {
 23:         return Math.PI * myRadius * myRadius;
 24:     }
 25: }