Type in what it tells you to. Once the volume is calculated, it will wait 7 seconds before erasing your responses. WARNING: PI IS 3.14 IN THIS. THESE ARE ONLY APPROXIMATE ANSWERS.
I was looking at a remix @gosoccerboy5 made on my project on circle area calculation, I thought, "Why don't I start making a series of projects on calculation?" So here we are. This is my project on circle area calculation: https://scratch.mit.edu/projects/281754548/