An informational diagram showing different (bad) ways to cut a circular pizza.

1. A grid cut, labelled “Tic-Tac-Toe”
2. a regular 8-way cut, but the middle is very off center, labelled “Off-Center Inequality.”
3. A six-slice cut where each cut is a sinusoidal curve, labelled “Apple Beachball”
4. A spiral that goes all the way to the middle, labelled “Spiral Cut”
5. Looks normal, but is labelled “Just draw the lines on with a sharpie”
6. Regular shaped slices cut out of the middle of the pizza in random positions, labelled “Why”
7. A side view, showing two long horizontal cuts through the entire disc, labelled “Layer Cake”
8. Mostly diagonal lines splitting the pizza into shapes, labelled “Tangram”
9. Two identical pizzas, labelled “Banach-Tarski”