Circle

/*
 * Telford
 * September 14, 2017
 * Circle class
 */
public class Circle {

    private double radius;

    public Circle() {
        radius =1;
    }

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

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

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

    public String toString(){
        return "The area and perimeter of this circle is " + getArea() + " " + getPerimeter();
    }

    public void setRadius(double newRadius) {
        radius = newRadius;

    }
}