# This program calculates the perimeter and area of different shapes

print('This program calculates the perimeter and area of different shapes.. lets begin')

shape = input('Choose a shape from square, triangle, parallelogram rectangle or circle ')

if shape == 'square':
    print('square')
    side = float(input('Enter the length of a side '))
    square_area = side **2
    square_perimeter = side * 4
    print(f'The perimeter of a square with a length of {side} is {square_perimeter} '
          f' the area is {square_area}')
elif shape == 'triangle':
    print('triangle')
    base = float(input('Enter the base of the triangle '))
    height = float(input('Enter the height of the triangle '))
    side_1 = float(input('Enter one of the sides '))
    side_2 = float(input('Enter the other side '))
    triangle_area = (base * height) / 2
    triangle_perimeter = base + side_1 + side_2
    print(f'The perimeter of a triangle with a side of {side_1} and height of {height} is {triangle_perimeter} '
          f' the area is {triangle_area}')
elif shape == 'parallelogram':
    print('parallelogram')
    base = float(input('Enter the length of the base '))
    height = float(input('Enter the length of the height '))
    side = float(input('Enter the length of the side '))
    parallelogram_perimeter = (base + side) * 2
    parallelogram_area = base * height
    print(f'The perimeter of a parallelogram with a base of {base} and height of {height} is {parallelogram_perimeter} '
          f' the area is {parallelogram_area}')
elif shape == 'rectangle':
    print('rectangle')
    base = float(input('Enter the length of the base '))
    height = float(input('Enter the length of the height '))
    rectangle_area = base * height
    rectangle_perimeter = (base + height) * 2
    print(f'The perimeter of a rectangle with a base of {base} and height of {height} is {rectangle_perimeter} '
          f' the area is {rectangle_area}')
      

else:
    print('circle')
    radius = float(input('Enter the radius of your circle '))
    circle_area = 3.16 * radius**2
    circle_perimeter = 2 * 3.16 * radius
    print(f'The perimeter of a circle with a radius of {radius} is {circle_perimeter} '
          f' the area is {circle_area}')
                   
print('The program has ended')