static void Main(string[] args)
{
// declare and initialize two int arrays with coordinates of 2 points
int[] coords1 = { 2, 5 };
int[] coords2 = { 4, 3 };
// declare and initialize 2 points
Point point1 = new Point(coords1);
Point point2 = new Point(coords2);
// declare and initialize an array with the 2 points
Point[] points = { point1, point2 };
// declare and initialize a rectangle
Rectangle rectangle = new Rectangle(points);
// show rectangle coordinates
Console.WriteLine(rectangle);
// show rectangle`s perimeter
Console.WriteLine(rectangle.Perimeter());
// show area of the circle around the rectangle
Console.WriteLine(rectangle.Circle());
}