Warning! It seems that you are using Dodona within another webpage, so not everything may work properly. Let your teacher know so that he can solve the problem by adjusting a setting in the learning environment. In the meantime, you can click this link to open Dodona in a new window.
Warning! The page was not fully loaded, probably because of a network issue. It could be that not all functionalities work as expected. Please try reloading the page.
# Calculate the circumference and area of a circle from its radius.
import math # Import math library
# Step 1: Prompt user for a radius (and convert to a number).
# Step 2: Apply the area and circumference formula.
# Step 3: Print out the results.