public static void CheckSelect2() { if (Choice == 1) { Console.Clear(); CircleArea.CircleAreaShape(); } else if (Choice == 2) { Console.Clear(); SquareArea.SquareAreaShape(); } else if (Choice == 3) { Console.Clear(); TrapeziumArea.Trapezium(); } else if (Choice == 8) { Console.Clear(); SelectRUS.ChangeShapeOperation(); } else { ExeptionFilter.ExeptionOutput(); SelectShapes(); } }