public class Ex27_Rectangle
{
	private double length;
	private double width;
	
	public void setLength(double len)
	{
		length = len;
	}
	
	public void setWidth(double w)
	{
		width = w;
	}
	
	public double getLength()
	{
		return length;
	}
	
	public double getWidth()
	{
		return width;
	}
	
	public double getArea()
	{
		return length * width;
	}
}