Still a pyramid!
A pyramid
It is a tetrahedron
A pyramid could be constructed from 4 or more triangles.
A triangular pyramid has four faces, and is referred to as a tetrahedron if the faces ale all equilateral triangles.
No such thing as a 'square pyramid'. A pyramid has a 'square base'. This is one of the faces. The other four faces are four triangles. A solid object with a triangular base and three triangular sides is NOT a pyramid, but a TETRAHEDRON. It has FOUR(4) faces. It is NOT a pyramid. The solid object named a 'pyramid' ALWAYS has a square base, but there is no such object as a 'square pyramid'.
A square based pyramid.
a pyramid
One square and four triangles.
Triangles (four of) and a square.One square as base and four triangles as sides.
It has four triangles and a square.
Square Pyramid
A pyramid
Four of them
Pyramid
A square pyramid has.
It is a tetrahedron
A pyramid could be constructed from 4 or more triangles.