public static void Main()
double dblVelocity = 3.8;
dblEnergy = CalcEnergy(dblMass, dblVelocity);
Console.Write("Mass: " + dblMass + " kg, Velocity: " + dblVelocity + " m/s, Energy: " + dblEnergy + " Joules");
static double CalcEnergy(double dblMass, double dblVelocity)
double dblEnergy = (dblMass/2) * Math.Pow(dblVelocity, 2);