An Enneagram, also know as a Nonagram, is a polygram with 9 lines and angles. like all polygrams, it has at least 1 intersecting line. a Regular Pentagram is what most people call a star. File:250px-Star polygon 9-2.svg.png File:120px-Star polygon 9-3.svg.png File:120px-Star polygon 9-4.svg.png