1: public class Driver2 2: { 3: public static void display(Measurable figure) 4: { 5: double perimeter = figure.getPerimeter(); 6: double area = figure.getArea(); 7: System.out.println("Perimeter = " + perimeter + 8: "; area = " + area); 9: } 11: public static void main(String[] args) 12: { 13: Measurable m; 14: Rectangle box = new Rectangle(5.0, 5.0); 15: m = box; 16: display(m); 17: Circle disc = new Circle(5.0); 18: m = disc; 19: display(m); 20: } 21: }