static void Main(string[] args) { BangunDatar: Console.WriteLine("1. Square"); Console.WriteLine("2. Rectangle"); Console.WriteLine("3. Circle"); Console.WriteLine("4. Triangle"); Console.WriteLine("5. Diamond"); Console.WriteLine("Input Number : "); int choose = Convert.ToInt16(Console.ReadLine()); switch(choose) { case 1: Console.WriteLine("Input Side :"); var b = new Rectangle(); b.RectangleMth(Convert.ToDouble(Console.ReadLine())); Console.WriteLine("Area :" + b.area()); Console.WriteLine("Around :" + (4 * b.around())); break; case 2: Console.WriteLine("Input Longs :"); double p = Convert.ToDouble(Console.ReadLine()); Console.WriteLine("Input Wides :"); double l = Convert.ToDouble(Console.ReadLine()); var c = new Square(); c.SquareMth(p,l); Console.WriteLine("Area :" + c.area()); Console.WriteLine("Around :" + c.around()); //int p = Convert.ToInt16(Console.ReadLine()); //Console.WriteLine("Input Wides :"); //int l = Convert.ToInt16(Console.ReadLine()); //Console.WriteLine("Area :" + (p * l)); //Console.WriteLine("Around :" + (2*(p+l))); break; case 3: Console.WriteLine("Input Radius :"); var a = new Circles(); a.CircleMth(Convert.ToInt16(Console.ReadLine())); Console.WriteLine("Area :" + a.area()); Console.WriteLine("Around :" + a.around()); //Console.WriteLine("Area :" + (3.14 * (Math.Pow(rad, 2)))); //Console.Write("Around :" + (3.14 * (rad * 2))); break; case 4: Console.WriteLine("Input bases :"); int bases = Convert.ToInt16(Console.ReadLine()); Console.WriteLine("Input heights :"); int heights = Convert.ToInt16(Console.ReadLine()); Console.Write("Area :" + ((bases * heights)/2)); Console.Write("Around :" + (3 * bases)); break; case 5: Console.WriteLine("Diagonale 1 :"); int d1 = Convert.ToInt16(Console.ReadLine()); Console.WriteLine("Diagonale 2 :"); int d2 = Convert.ToInt16(Console.ReadLine()); Console.WriteLine(" :"); int sides = Convert.ToInt16(Console.ReadLine()); Console.Write("Area :" + ((d1*d2)/2)); Console.Write("Around :" + (4 * sides)); break; default: Console.WriteLine("Pilihan Tidak Sesuai"); break; } Console.WriteLine(" "); goto BangunDatar; }