Write a Python program to calculate the sum of the digits of a number.

Write a python program to print the series 1, 3, 9, 27, ........

1) Write Python code to calculate the length of the hypotenuse in a right triangle whose other two sides have lengths 3 and 4

2) Write Python code to compute the value of the Boolean expression (true or false ‘==‘) that evaluates whether the length of the above hypotenuse is 5

3) Write Python code to compute the the area of a disk of radius 10

4) Write a Python program that 

   - Requests the user's name

   - Requests the user's age

   - Computes the user’s age one year from now and prints the message shown

5) (optional extra credit) Write Python code to compute the value of the Boolean expression that checks whether a point with  coordinates (5, 5) is inside a circle with center (0,0) and radius 7.

P.S - Hurry up and answer these questions, I can be very impatient. ( must be typed )

How can write python simple program