An octahedron
A 3D shape with all triangular faces can be a tetrahedron pyramid.
pyramid
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
An octahedron
A 3D shape with all triangular faces can be a tetrahedron pyramid.
A triangle based pyramid.
A triangular pyramid has.
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
pyramid
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
A tetrahedron, an octahedron or an icosahedron,
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.
Icosahedron are a shape with 20 faces, 30 edges and 12 vertices. All the faces are triangles.