q0705.py

"""
© https://sudipghimire.com.np

create a classes Rectangle, Circle and Box and add respective attributes eg.: radius, length, width, height

for Rectangle, create methods to find out:
    perimeter
    area
    length of diagonal

for Circle, create methods to find out:
    circumference
    area
    diameter

for Box, create methods to find out:
    surface area
    volume
"""

# answer