Question

how many rectangular prism can you make out of 20 snap of cubes

Answer 1

`20=1\cdot1\cdot20\\20=1\cdot2\cdot10\\20=1\cdot4\cdot5\\20=2\cdot2\cdot5\\\\Answer:4\ regular\ prism\\\\1\ *\ 1\ *\ 20\\1\ *\ 2\ *\ 10\\1\ *\ 4\ *\ 5\\2\ *\ 2\ *\ 5`