A triangle based pyramid.
A tetrahedron has 4 faces. A "regular tetrahedron" has an equilateral triangular base with three equilateral triangles as sides coming up from it.
A square-based pyramid
There is no 3D shape with 6 faces: 4 rectangles and 2 triangles. See the link for all forms of hexahedra.
Triangular. the base is square, with four other triangular faces.
4 of the faces of a Rectangular Pyramide are triangles.
pyramid
4 triangles and a square. total of 5 faces
4 faces are triangles and 1 face is a square the square face is the base of the pyramid
Tetrahedron
Yes: the tetrahedron.
5 faces: 1 rectangle and 4 triangles.
An equilateral triangular pyramid
4
i dont know you tell me,
triangle based pyramid
You are a triangular based pyramid (tetahedron) with 4 faces, 6 edges and 4 vertices.