All except the base are always triangles; the shape of the base gives the name to the pyramid; eg a pentagonal pyramid has a pentagon as the base and five triangular faces; a triangular pyramid has three triangular faces and also has a triangle for the base.
Chat with our AI personalities
The most common pyramid shapes have 3 faces on a triangular base or 4 faces on a square face. Other pyramid shapes may have more faces corresponding to the shape of the base.
Triangular based pyramid with no bottom. That is, if you meant 3-D shapes, presumably?
Just one: a tetrahedron or triangular pyramid.
they are: ---sided pyramids and triangular prisms and 20 sided 3d shapes
No. By definition, the lateral faces of a pyramid are triangular.No. By definition, the lateral faces of a pyramid are triangular.No. By definition, the lateral faces of a pyramid are triangular.No. By definition, the lateral faces of a pyramid are triangular.