/*
 * Created on 2007.03.26.
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package gyak6;


/**
 * @author bekesi
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class Kor implements Sikidom 
{
	Kor(double r0) 
	{
		r=r0;
	}
	public void rBeallit(double r0)
	{
		r=r0;
	}
	public double r()
	{
		return r;
	}
	
	private double r;
	public double kerulet()
	{
		return 2*r*PI;
	}
	public double terulet()
	{
		return r*r*PI;
	}
	public String toString()
	{
		return "K("+r+")";
	}
	
}
