Is there such thing as a perfect sphere?

yorozu perfect sphere Yorozu's control over Construction was exceptionally proficient She was capable of creating a perfect sphere, a feat thought to be impossible

Yorozu incorporates the Barrier's Sure Hit Effect into the True Sphere so it can't be dodged and doesn't exist till it hits them Click to blackjack perfect game I've been wondering about this for a while If you were to take a perfect sphere and cut it in half so that you would see a circle and then