static void Main(string[] args) { Triangle t = new Triangle(1, 2, Math.Sqrt(5)); Console.WriteLine(t.AngleABAC()); Console.WriteLine(t.AngleABBC()); Console.WriteLine(t.AngleACBC()); t.SetAB(3); t.SetBC(4); t.SetAC(5); Console.WriteLine(t.AngleABAC()); Console.WriteLine(t.AngleABBC()); Console.WriteLine(t.AngleACBC()); }