public class Rectangle extends AbstractShape {
	
	private double length;
	private double width;
	
    public Rectangle( double len, double wid ) {
        length = len; width = wid;
    }
     
    public double area( )  {
        return length * width;
    }
    
    public double perimeter( ) {
        return 2 * ( length + width );
    }
    
    public String toString( ) {
        return "Rectangle: " + length + " " + width;
    }
    
    public double getLength( ) {
        return length;
    }
    
    public double getWidth( ) {
        return width;
    }
}