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A triangular pyramid has 5 planes. * * * * * In fact, a triangular pyramid is also known as a tetrahedron and as its name suggests, it has 4 plane faces.
A tetrahedron has 4 faces.
A tetrahedron has four vertices.
There are 5 platonic solids. They are: Tetrahedron, Octahedron, Icosahedron, Cube, and Dodecahedron
A tetrahedron also known as a triangular pyramid.A tetrahedron also known as a triangular pyramid.A tetrahedron also known as a triangular pyramid.A tetrahedron also known as a triangular pyramid.