# Problem 04

# use the command  import math 



# print the header that says "Area of a Circle"


# skip 2 blank lines
 

# Ask the user to input the radius of a circle
# and store the result in a variable called radius.
# Be sure to convert what the user enters into a float.
# Always use descriptive names for your variables.


# skip a blank line
 

# Tell the computer to compute the area of the circle.
# Store your answer in a variable called area
# Use math.pi for pi.  At the top of your program  import math



# print out "The area of the circle is " + area + " square units."
# You will need to convert the area to String    str(area)
# You can't join a String and an int together
# You can only join a String to another String



# skip 2 blank lines