DECAGON
Hexagon
Hexagon
a pollygon with ten sides is called decagon
A four sided polygon is a quadrilateral.
A Pentagon
Enneadecagon
A twelve-sided polygon is called a dodecagon.
It's called a triangle.
A 6 sided hexagon
Quindecagon or pentadecagona 15 sided pollygon is called a Pentadecagon, it has interior angles of 156 degrees each
A polygon with five sides is a pentagon.
A ten sided figure is a decahedron.