OperatorPrecidenceAct2

package activities;

public class AreaOfTriangle
{

    public static void main(String[] args)
    {
        double area, s, s1, s2, s3;
        s1 = 3;
        s2 = 4;
        s3 = 5;
        s = (s1+s2+s3)/2;
        area = Math.sqrt(s*(s-s2)*(s-s2)*(s-s3));
        System.out.println(area);
//----------------------------------------------------------------
double v,a,b,c, r = 10;
        v = 4.0/3*Math.PI*Math.pow(r,3);

        System.out.println(v);
//----------------------------------------------------------------
    double a, vi, vf, t;
        vf = 4;
        vi = 0;
        t = 1;
        a = (vf-vi)/t;
        System.out.println("acceleration: "+ a);
    }

}