public static void main(String[] args) {

Rectangle r1 = new Rectangle(4, 40);

Rectangle r2 = new Rectangle(3.5, 35.9);

System.out.println("Rectangle 1: \n" + "Width = " + r1.width + "\nHeight = " + r1.height + "\nArea = " + r1.getArea() + "\nPerimeter = " + r1.getPerimeter());

System.out.println("\nRectangle 2: \n" + "Width = " + r2.width + "\nHeight = " + r2.height + "\nArea = " + r2.getArea() + "\nPerimeter = " + r2.getPerimeter());

}

double width = 1;

double height = 1;

public Rectangle(){}

public Rectangle(double w, double h){

this.width = w;

this.height = h;

}

public double getArea(){

return this.width * this.height;

}

public double getPerimeter(){

return 2 * (this.width + this.height);

}

}