A Pyramid is a Geometric Solid whose sides are Triangles, that meet at its Apex. Pyramids can have Square bases (and thus 4 sides), or Triangular bases (and 3 sides).
in 1983
No, it is false.
The most famous are in Egypt.
5 faces
6
5 corners
a square
3
triangles square
5 :D
a tall pyramind
One Day Listen Louder Pyramind