If shaped like an Egyptian pyramid it has 5 sides as the base also counts. If the base itself is triangular it has just 4 sides
A square-based pyramid.
A pyramid.
If you're talking about a pyramid - it has either four or five sides (including the base) depending on how it's constructed.
it is a 3 dimentional triangle ... it can be a pyramid with 5 sides ... or one with four sides
A pyramid. Triangular base and three connected sides equal a pyramid.
triangular pyramid.
If shaped like an Egyptian pyramid it has 5 sides as the base also counts. If the base itself is triangular it has just 4 sides
a triangular pyramid is a shape with 5 sides and looks like a triangle just 3d wall a square pyramid has 6 sides and is like a square just 3d
A square-based pyramid.
A pyramid.
If you're talking about a pyramid - it has either four or five sides (including the base) depending on how it's constructed.
it is a 3 dimentional triangle ... it can be a pyramid with 5 sides ... or one with four sides
square based pyramid
The difference is the shape. A cube is a 3D square. A square pyramid is a pyramid with for sides and a square on the bottom.
If it's 3D then it could be a rectangular pyramid.
Tetrahedron or triangular pyramid.