static void Main(string[] args)
{
Rectangle r = new Rectangle(5, 7);
var resultRectangleArea = r.Area();
var resultRectanglePerimeter = r.Perimeter();
Console.WriteLine($"Povrsina pravougaonika je: {resultRectangleArea}");
Console.WriteLine($"Obim Pravougaonika je {resultRectanglePerimeter}");
Console.WriteLine($"==========================");
Circle c = new Circle(11);
var resultCircleArea = c.Area();
var resultCirclePerimeter = c.Perimeter();
Console.WriteLine($"Povrsina kruga je: {resultCircleArea}");
Console.WriteLine($"Obim kruga je: {resultCirclePerimeter}");
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
