septagon
Pentadecagon, Quindecagon, PentakaidecagonA polygon with fifteen sides can be called a pentadecagon.
A fifteen sides polygon is called a pentadecagon.
A polygon with 3 sides is called triangle A polygon with 4 sides is called quadrilateral A polygon with 5 sides is called pentagon A polygon with 6 sides is called hexagon A polygon with 7 sides is called heptagon A polygon with 8 sides is called octagon
A pentadecagon* has fifteen sides.* See Related links below.
A polygon with 7 sides is called a heptagon.
Heptadecagon.
hectagon is the answer
Pentadecagon actually, no, it is called a fifteen-gon, or fifteen-a-gon. anything more than 12(dodecagon) the name of the polygon is just the number of sides, and "gon" at the end.
A polygon with 21 sides is called an Icosagon.
The polygon that has 6 sides is called a hexagon
A polygon with seven sides is called a septagon.
a polygon with 9 sides is called a nonagon