Question: What Is A 9 Sides Shape Called?

What is an 11 sided shape called?

hendecagonIn 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 5 sided shapes called?

pentagonA five-sided shape is called a pentagon. A six-sided shape is a hexagon, a seven-sided shape a heptagon, while an octagon has eight sides…

What’s a twelve sided shape called?

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

What is a 80 sided shape called?

octacontagonIn geometry, an octacontagon (or ogdoëcontagon or 80-gon from Ancient Greek ὁγδοήκοντα, eighty) is an eighty-sided polygon. The sum of any octacontagon’s interior angles is 14040 degrees.

Are hexagons 6 sides?

In geometry, a hexagon can be defined as a polygon with six sides.

What is a 100 sided shape?

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’s a 14 sided shape called?

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

What do you call a 16 sided shape?

In mathematics, a hexadecagon (sometimes called a hexakaidecagon or 16-gon) is a sixteen-sided polygon.

What is 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 15 sided shape called?

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

What is a 60 sided shape called?

hexacontagonIn geometry, a hexacontagon or hexecontagon or 60-gon is a sixty-sided polygon. The sum of any hexacontagon’s interior angles is 10440 degrees.

What is a 10 sided shape called?

DecagonIn geometry, a decagon (from the Greek δέκα déka and γωνία gonía, “ten angles”) is a ten-sided polygon or 10-gon.

What is a 9 and 10 sided shape called?

2D ShapesTriangle – 3 SidesSquare – 4 SidesPentagon – 5 SidesHexagon – 6 sidesHeptagon – 7 SidesOctagon – 8 SidesNonagon – 9 SidesDecagon – 10 SidesMore …

What’s a 13 sided shape called?

tridecagonIn geometry, a tridecagon or triskaidecagon or 13-gon is a thirteen-sided polygon.

What’s a 69 sided shape called?

69-agonHello, What is a 69-sided shape called? More usually 69-agon.

What is an 18 sided shape called?

An 18-sided polygon, sometimes also called an octakaidecagon.

Can a shape have 2 sides?

In geometry, a digon is a polygon with two sides (edges) and two vertices. … A regular digon has both angles equal and both sides equal and is represented by Schläfli symbol {2}.

What is a 27 sided polygon called?

Systematic polygon namesOnesTwenties6hexa-267hepta-278octa-289ennea-296 more rows

What is a shape with 1 billion sides called?

A 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.

What is a 40 sided shape called?

tetracontagonIn geometry, a tetracontagon or tessaracontagon is a forty-sided polygon or 40-gon. The sum of any tetracontagon’s interior angles is 6840 degrees.