new_contents: import math
  
  cubeSide = float(input())
  parameter = input()
  
  if parameter == "face":
      face = math.sqrt(math.pow(cubeSide, 2) * 2)
      print("%.2f" % face)
  
  elif parameter == "space":
      space = math.sqrt(math.pow(cubeSide, 2) * 3)
      print("%.2f" % space)
  
  elif parameter == "volume":
      volume = math.pow(cubeSide, 3)
      print("%.2f" % volume)
  
  elif parameter == "area":
      area = math.pow(cubeSide, 2) * 6
      print("%.2f" % area)  
  
subject: Create 10.CubeProperties.py