text: class circle():
      pi=3.14
      def __init__(self, radius):
          self.radius=radius
          self.area=radius*radius*self.pi
      def circumfrence(self):
          return self.radius*self.pi*2
  my_circle=circle(50)
  print(my_circle.circumfrence())
  print(my_circle.radius)
  print(my_circle.area)