Circle

public class Program {

	public static void main(String[] args) {
		  /*
         * Kendred Thompson
         * 4th Period
         * CS 2
         * Circle
         */


		Circle c = new Circle(10);
		System.out.println(c.getRadius());
		System.out.println(c.getDimeter());
		System.out.println(c.getCircumference());
		System.out.println(c.getArea());
	}

}
class Circle {
	double radius;

	public Circle() {
		radius = 1;
	}

	public Circle (double r) {
		radius = r;
	}

	public double getRadius() {
		return radius;
	}

	public double getDimeter() {
		return radius * 2 ;
	}

	public double getCircumference() {
		return Math.PI * radius * 2;
	}

	public double getArea() {
		return Math.PI * radius * radius;
	}
}