public class Triangolo {
	
	private double latoA;
	private double latoB;
	private double latoC;
		
	public Triangolo(double a, double b, double c)
	{
		latoA=a;
		latoB=b;
		latoC=c;
	}

	public double perimetro()
	{
		return latoA+latoB+latoC;
	}
		

	public double area()
	{
		double perimetro=perimetro();
		return Math.sqrt((perimetro/2*(perimetro/2 -latoA)*(perimetro/2 -latoB)*(perimetro/2 -latoC)));
		
	}
}