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Well, darling, an 81-sided polygon is called an "octacontaenneagon." It's like a regular polygon, but with 81 sides instead of your typical 3 or 4. So, if you ever find yourself needing to impress someone with your knowledge of shapes, just drop that little gem into the conversation.
What else can I help you with?
A five-sided polygon is called?
A five sided polygon is called a pentagon because pentagon means five sided polygon I think.
What are the names of an 11-sided polygon and a 12-sided polygon?
An 11 sided polygon is a hendecagon and a 12 sided polygon is a dodecagon
What do you call a 21-sided polygon?
icosihenagon= 21-sided polygon icosihenagon= 21-sided polygon
What is a 20 sided polygon?
Duodecagon <--wrong... a duodecagon is a 12-sided polygon. icosagon is a 20 sided polygon.
What is the name the 12 sided polygon?
The name of a 12 sided polygon is Dodecagon.
What is the name of 81 sided polygon?
An 81-sided polygon is called an "octacontagon." In geometry, the prefix "octa-" refers to eight, and "contagon" refers to a polygon, so it signifies a figure with 80 sides. The term can also be derived from Greek, where "ochto" means eight and "gonia" means angle.
What are the 1-10 polygons?
11
What are the names to polygons from 21 to 30 sides?
The names of polygons with sides ranging from 21 to 30 are as follows: a 21-sided polygon is called a icosagon, a 22-sided polygon is a dicosagon, a 23-sided polygon is a tricosagon, a 24-sided polygon is a tetracosagon, a 25-sided polygon is a pentacosagon, a 26-sided polygon is a hexacosagon, a 27-sided polygon is a heptacosagon, a 28-sided polygon is an octacosagon, a 29-sided polygon is a nonacosagon, and a 30-sided polygon is a triacontagon.
A five-sided polygon is called?
A five sided polygon is called a pentagon because pentagon means five sided polygon I think.
What are the names of an 11-sided polygon and a 12-sided polygon?
An 11 sided polygon is a hendecagon and a 12 sided polygon is a dodecagon
What do you call a 21-sided polygon?
icosihenagon= 21-sided polygon icosihenagon= 21-sided polygon
How many diagonals are in a 9 sided polygon?
The formula is: 0.5*(n2-3n) where n is the number of sides of the polygon. So: 0.5*(81-27) = 27 diagonals
What is a 20 sided polygon?
Duodecagon <--wrong... a duodecagon is a 12-sided polygon. icosagon is a 20 sided polygon.
What is the name the 12 sided polygon?
The name of a 12 sided polygon is Dodecagon.
What is A polygon is named by the number?
Some examples are: 5 sided polygon is a pentagon, 6 sided polygon is an hexagon and an 8 sided polygon is an octagon
9 sided polygon?
A 9 sided polygon is a Nonagon.
A nine sided polygon?
nonagon- nine-sided polygon
