- Is there a 9 sided shape?
- What is a 70 sided shape called?
- What’s a 20 sided shape called?
- What is a fourteen sided shape called?
- What do you call a shape with 69 sides?
- What is a 28 sided shape called?
- What is a 1 billion sided shape called?
- What is 12 sided shape called?
- What is a 99 sided polygon called?
- What is a 100 sided shape called?
- What is a 200 sided shape called?
- What is a 31 sided shape called?

## Is there a 9 sided shape?

In geometry, a nonagon (/ˈnɒnəɡɒn/) or enneagon (/ˈɛniəɡɒn/) is a nine-sided polygon or 9-gon.

The name nonagon is a prefix hybrid formation, from Latin (nonus, “ninth” + gonon), used equivalently, attested already in the 16th century in French nonogone and in English from the 17th century..

## What is a 70 sided shape called?

heptacontagonIn geometry, a heptacontagon (or hebdomecontagon from Ancient Greek ἑβδομήκοντα, seventy) or 70-gon is a seventy-sided polygon. The sum of any heptacontagon’s interior angles is 12240 degrees.

## What’s a 20 sided shape called?

icosagonIn geometry, an icosagon or 20-gon is a twenty-sided polygon. The sum of any icosagon’s interior angles is 3240 degrees.

## What is a fourteen sided shape called?

tetradecagonIn geometry, a tetradecagon or tetrakaidecagon or 14-gon is a fourteen-sided polygon.

## What do you call a shape with 69 sides?

10 – deca | 1 – hena 20 – icosi | 2 – di 30 – triaconta | 3 – tri 40 – tetraconta | 4 – tetra 50 – pentaconta | 5 – penta 60 – hexaconta | 6 – hexa 70 – heptaconta | 7 – hepta 80 – octaconta | 8 – octa 90 – nonaconta | 9 – nona. The 3-digit sided polygons are named in a similar fashion.

## What is a 28 sided shape called?

icosioctagonIn geometry, an icosioctagon (or icosikaioctagon) or 28-gon is a twenty eight sided polygon.

## What is a 1 billion sided shape called?

megagonA megagon or 1 000 000-gon is a polygon with 1 million sides (mega-, from the Greek μέγας megas, meaning “great”). Even if drawn at the size of the Earth, a regular megagon would be very difficult to distinguish from a circle….Megagon.Regular megagonTypeRegular polygonEdges and vertices10000007 more rows

## What is 12 sided shape called?

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

## What is a 99 sided polygon called?

enneacontagonIn geometry, an enneacontagon or enenecontagon or 90-gon (from Ancient Greek ἑννενήκοντα, ninety) is a ninety-sided polygon. The sum of any enneacontagon’s interior angles is 15840 degrees.

## What is a 100 sided shape called?

hectogonIn geometry, a hectogon or hecatontagon or 100-gon is a hundred-sided polygon. The sum of all hectogon’s interior angles are 17640 degrees.

## What is a 200 sided shape called?

dihectogonWhat is the name of a polygon with…?#Name of the Polygon + Geometric Drawing80 sidesoctacontagon90 sidesenneacontagon100 sideshectogon200 sidesdihectogon53 more rows

## What is a 31 sided shape called?

Systematic polygon namesTensOnes20icosi- (icosa- when alone)-di-30triaconta–tri-40tetraconta–tetra-50pentaconta–penta-5 more rows