What is a 10 sided shape called?

What is a 10 sided shape called?

decagonIn geometry, a decagon is a ten-sided polygon or 10-gon.

What is an 11 sided shape called?

HendecagonHendecagon. In geometry, a hendecagon (also undecagon or endecagon) or 11-gon is an eleven-sided polygon. (The name hendecagon, from Greek hendeka "eleven" and –gon "corner", is often preferred to the hybrid undecagon, whose first part is formed from Latin undecim "eleven".)

What is a 12 sided shape called?

dodecagonIn geometry, a dodecagon or 12-gon is any twelve-sided polygon.

What is a 7 sided shape called?

heptagonMore than Four Sides A six-sided shape is a hexagon, a seven-sided shape a heptagon, while an octagon has eight sides… The names of polygons are derived from the prefixes of ancient Greek numbers. The Greek numerical prefix occurs in many names of everyday objects and concepts.