# What is the 12-sided polygon?

## What is the 12-sided polygon?

dodecagon

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 a polygon with 12 sides and 12 vertices?

A dodecagon is a polygon with 12 sides and 12 vertices.

**What is a 12-sided polyhedron?**

In geometry, a dodecahedron (Greek δωδεκάεδρον, from δώδεκα dōdeka “twelve” + ἕδρα hédra “base”, “seat” or “face”) or duodecahedron is any polyhedron with twelve flat faces. The most familiar dodecahedron is the regular dodecahedron with regular pentagons as faces, which is a Platonic solid.

### What is 13 sided polygon called?

Tridecagon

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

### What is a 13 sided polygon called?

**What is a 200 sided shape called?**

dihectogon

What is the name of a polygon with…?

# | Name of the Polygon + Geometric Drawing |
---|---|

200 sides | dihectogon |

300 sides | trihectogon |

400 sides | tetrahectogon |

500 sides | pentahectogon |

#### What is a 100000 sided polygon?

A HUNTHAGON is a 100,000 sided polygon. The word is derived from the word Hunth meaning 100,000. A regular hunthagon is a very close approximation of a circle.

#### What shape has 15 sides?

In geometry, a pentadecagon or pentakaidecagon or 15-gon is a fifteen-sided polygon.

**What is a ten sided shape called?**

A 10-sided 3D shape is called a pentagonal trapezohedron. This is a polygon that has ten sides, each of which is kite-shaped. Beside this, what is a 9 sided shape called? n?g?n/) or enneagon (/ˈ?ni?g?n/) is a nine- sided polygon or 9 -gon.

## What is the sum of the angles of a polygon?

Polygon Angle Sum Theorem. The sum of the angles in any polygon is equal to the number of sides in the polygon minus two, all multiplied by 180 degrees.

## What are nine sides called?

A two-dimensional shape with nine straight sides is called a nonagon. This nine-sided polygon, which also has nine edges or vertices, is also called an enneagon. The term enneagon is preferable, but less popular than the name nonagon because the latter is simpler to spell and pronounce.