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 polygon with 20 sides is called either a 20-gon or an icosagon.
A polygon with 7 sides is called a heptagon.
Heptadecagon.
hectagon is the answer
A twenty-one-ogon.
a polygon with 9 sides is called a nonagon
A polygon with seven sides is called a septagon.
The polygon that has 6 sides is called a hexagon
The polygon that has 90 sides is called anEnneacontagon
A polygon with 5 sides is called a pentagon.
A polygon with 5 sides is called a Pentagon.