text: 
  # B_R_R
  #M_S_A_W
  
  import math
  
  # This program is for calculating area of specific shapes.
  
  print("""We can calculate
  
                  rectangles
  
                  circles
  
                  triangles
  
                  rhombus
  
                  parallelograms
  
                  trapezoids 
  
  
  with their parameters you specify
  
  """)
  
  def get_area(shape):
    shape=shape.lower()
  
    if shape=="rectangle":
      rectangle_area()
  
    elif shape=="circle":
      circle_area()
  
    elif shape=="rhombus":
      rhombus_area()
  
    elif shape=="triangle":
      triangle_area()
  
    elif shape=="parallelogram":
      parallelogram_area()
  
    elif shape=="trapezoid":
      trapezoid_area()
    
    else:
      print("Please inquire above mentioned shapes only ")
  
  def rectangle_area():
    length=float(input("What is the length? "))
    width=float(input("What is the width? "))
    area=length * width
    print("The area of your rectangular is {:.2f} ".format(area))
  
  def circle_area():
    radius=float(input("What is the radius: "))
    area=math.pi*(math.pow(radius,2))
    print("The area of your circle is {:.2f}".format(area))
  
  def rhombus_area():
    first_diagonal=float(input("What is the first diagonal length? "))
    second_diagonal=float(input("What is the second diagonal length? "))
    area=first_diagonal * second_diagonal
    print("The area of your rhombus is {:.2f} ".format(area))
  
  def triangle_area():
    height=float(input("What is the height: "))
    base=float(input("What is the base: "))
    area=(height*base)/2
    print("The area of your triangle is {:.2f}".format(area))
  
  def parallelogram_area():
    height=float(input("What is the height: "))
    base=float(input("What is the base: "))
    area=(height*base)/2
    print("The area of your parallelogram is {:.2f}".format(area))
  
  def trapezoid_area():
    height=float(input("What is the height: "))
    base_1=float(input("What is the first base: "))
    base_2=float(input("What is the second base: "))
    area=((base_1+base_2)/2)*height
    print("The area of your trapezoid is {:.2f}".format(area))
  
  
  def main():
    get_a=input("""
    ***********
  
    What is your shape that you want its area of: 
  
    ***********
    """)
    get_area(get_a)
  
  main()
  