Which statements correctly describe the solid figure? check all that apply. it is an octagonal prism. it is an octahedron. it is oblique. it is a platonic solid. it is a convex polyhedron.

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible