magnet:?xt=urn:btih:f278e78ae7f212c1a8628b1407bc3f202ebfd4bc

public class test
{
public static void main(String[] args)
{
Circle C=new Circle(4);
Rectangles Rt=new Rectangles(4, 4);
Triangle T=new Triangle(6,7);
C.Area();
Rt.Area();