A hectahedron.
Yes.
A polyhedron (solid shape formed by plane faces) with four faces is called a tetrahedron.
the name of a shape with four faces is a square or rectangle.
A 100-sided shape (or, "polygon", which means "many-sided") is an object or figure comprised of 100 distinct faces or sides. The name conventionally utilized by geometricians for such objects, "henahectagon", is derived from the Greek numbering system.
there is no such thing
heptahedron
hexagonal prism
A tetrahedron.
heptahedron
Cuboid
A believe this is a cylinder (like the shape of a can), but there might be others.
rectangular prism