At pizza pi, 36% of the pizzas made last week had extra cheese. if 18 pizzas had extra cheese, how many pizzas in all were made last week?

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex