input: from typing import Tuple
  
  def find_total_surfacearea(length: float, breadth: float, height: float) -> float:
      """ Finds the total surface area of a cuboid given its three dimensions.
      >>> find_total_surfacearea(2, 3, 4)
      52
      """
      return (2*(length*breadth + breadth*height + height*length))
output:     return (2*(length*breadth + breadth*height + height*length))