Question: how many slices in a large pizza cut in squares?
Answer: If it's a rectangular pizza that's a half sheet, it is usually cut into 12 square slices. In a standard round large pizza from 14 to 18 inches, a large is 8 slices. If it's a rectangular pizza that's a half sheet, it is usually cut into 12 square slices. It depends on what part of the country you are in sometimes.