In geometry it is a solid body that has a flat base and several triangular faces that come together at a point called a vertex or tip. Funerary type monument built in clay and bricks, common in several cultures of the world (Aztecs, Egyptians, etc). In Statistics it is a type of diagram that represents population distributions, whose ranges are overlapping rectangles. It is widely used for age distributions. Illegal system of raising money from people, where he is supposedly redeemed with remarkable profits.
