# What are the 11 polygons?

## What are the 11 polygons?

Side Name
9 enneagon
10 decagon
11 hendecagon
12 dodecagon

### What is a 1 trillion sided shape called?

Regular chiliagon
Chiliagon

Regular chiliagon
Type Regular polygon
Edges and vertices 1000
Schläfli symbol {1000}, t{500}, tt{250}, ttt{125}
Coxeter–Dynkin diagrams

What is a 1000000 sided shape called?

megagon
A megagon or 1 000 000-gon is a polygon with one million sides (mega-, from the Greek μέγας, meaning “great”, being a unit prefix denoting a factor of one million).

What is a 11 and 12 sided figure called?

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

## What is the name of a eleven sided polygon?

hendecagon
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 are the names of these polygons?

Here is a list of polygon names depending on the number of sides they have, starting with three and ending with ten.

• 3 sides – Triangle.
• 4 sides – Quadrilateral.
• 5 sides – Pentagon.
• 6 sides – Hexagon.
• 7 sides – Heptagon.
• 8 sides – Octagon.
• 9 sides – Nonagon.
• 10 sides – Decagon.

Does a circle have 0 or infinite sides?

If you think of it as a curve, then it has an inside and an outside. If you think of it as the limit of an n-sided regular polygon, then one can justify the answer that the circle has infinitely many infinitesimal sides.

What is a 5000 sided shape called?

Regular myriagon
Myriagon

Regular myriagon
A regular myriagon
Type Regular polygon
Edges and vertices 10000
Schläfli symbol {10000}, t{5000}, tt{2500}, ttt{1250}, tttt{625}

## What is a 9999 sided shape called?

What do you call a 9999-sided polygon? A nonanonacontanonactanonaliagon.

### What is the name of the shape that has infinite sides?

apeirogon
Apeirogon

The regular apeirogon
Edges and vertices
Schläfli symbol {∞}
Coxeter–Dynkin diagrams
Internal angle (degrees) 180°

What polygon has 13 sides?

Tridecagon
Tridecagon. A 13-sided polygon, sometimes also called the triskaidecagon.

What is the name of the shape that has 12 sides?

A dodecagon is a 12-sided polygon. Several special types of dodecagons are illustrated above. In particular, a dodecagon with vertices equally spaced around a circle and with all sides the same length is a regular polygon known as a regular dodecagon.

## What is polygon with 9 sides called?

A nonagon, also called an enneagon, is a polygon with nine sides. The name comes partially from the Latin word for ninth, “nonus.”. A nonagon is an uncommon polygon compared to other polygons like hexagons or octagons.

### What are the angles of a polygon?

The sum of the interior angles is (n–2) × 180° for n sides; the sum of the exterior angles is 360°. A regular polygon has all its sides and angles equal. Specific polygons are named according to the number of sides, such as triangle , pentagon, etc.

What are the different shapes of polygons?

A polygon is a plane shape (two-dimensional) with straight sides. Examples include triangles, quadrilaterals, pentagons, hexagons and so on.

What are the three polygons?

By definition, a 3-sided polygon is a triangle . There are many different types of triangles. Equilateral. Isosceles. Scalene. Acute. obtuse. Right angled.