If you mean a triangular pyramid then it has four faces, one base and three sides.
A triangular based prisim has four faces.
a triangular based pyramid has 4 faces.
2 faces
A triangular-based prism has five flat faces: two triangular faces at the top and bottom, and three rectangular faces connecting the corresponding sides of the triangles. The triangular faces are parallel to each other, while the rectangular faces form the sides of the prism.
A triangular based pyramid has 4 faces, 6 edges and 4 vertices
a triangular based pyramid has 4 faces.
A triangular based prisim has four faces.
A square based pyramid has 4 triangular faces.
2 faces
A triangular based pyramid which is a tetrahedron has 4 faces, 6 edges and 4 vertices
A triangular based pyramid has 4 faces, 6 edges and 4 vertices.
4
Including the base it has 4 faces
A triangular-based prism has five flat faces: two triangular faces at the top and bottom, and three rectangular faces connecting the corresponding sides of the triangles. The triangular faces are parallel to each other, while the rectangular faces form the sides of the prism.
A triangular based pyramid has 4 faces, 6 edges and 4 vertices
4...... thousand bases
A triangular based pyramid has 4 vertices, 6 edges and 4 faces