A triagular based pyramid has 4 corners, 6 edges and 4 faces
It's a hexagon!
A triangular pyramid has 4 corners and 6 edges (and 4 faces).
A sphere has no corners and no edges
Every hexagon has.
A pentagonal pyramid.
i dont know if it does or doesnt
cube!
A triangular prism does!
It is a cube or a cuboid
A tetrahedron; a shape made of four triangles.
It is a cuboid or a cube