20   Circle(double radius) {  in Circle()  argument
21     this.radius = radius;  in Circle()
24     return radius;  in getRadius()
27     return radius * radius * Math.PI;  in getArea()
31     return 2 * Math.PI * radius;  in getCircumference()
34   private final double radius;  field in Circle
91   static double calcCircleArea(double radius) {  in calcCircleArea()  argument
92     return new Circle(radius).getArea();  in calcCircleArea()
131   static double calcCircleAreaOrCircumference(double radius, boolean area_or_circumference) {  in calcCircleAreaOrCircumference()  argument
139       calc.value = Math.PI * Math.PI * radius;  in calcCircleAreaOrCircumference()
142       calc.value = 2 * Math.PI * radius;  in calcCircleAreaOrCircumference()
157   static Circle makeCircle(double radius) {  in makeCircle()  argument
158     return new Circle(radius);  in makeCircle()