Icosahedron is the shape, but it's just called 20 sided if you want to buy one.
A regular twenty-sided polygon is called an icosagon.
hendecagon dodecagon tridecagon tetradecagon pentadecagon hexadecagon heptadecagon octadecagon enneadecagon icosagon The name of a twenty-sided polygon is an icosagon. The definition of an icosagon is a twenty-sided polygon. You can find many lovely pictures online, none of which can be reproduced here.
There are several types of dice, the most common being the six-sided die (d6), used in many board games. Other types include the four-sided die (d4), eight-sided die (d8), ten-sided die (d10), twelve-sided die (d12), and twenty-sided die (d20), which are popular in role-playing games like Dungeons & Dragons. Specialty dice, such as percentile dice (d100) and various polyhedral dice, are also used in specific gaming contexts. Each type of die serves different purposes depending on the game's mechanics and rules.
50 % if say it was a 6 sided die it would be 3 in 6 our a twenty sided die 10 in 20 etc etc etc ... but theres always an equal anmount of each odd vs even
It is a heptagon (7 sided).
Icosagon is a 20 sided figure.
The name of a 21 sided polygon is Icosihenagon.
a 24 sided polygon is a icosikaitera.
The name of a 22 sided polygon is Icosidigon.
The name of a 22 sided polygon is Icosidigon.
The name of a 29 sided polygon is Icosikaienneagon.
A twenty sided polygon is called an icosagon - from the Greek words "icosi", meaning twenty, and "gonus", meaning angle, or knee.
Icosikaihenagon
icosikaipentagon, I think
A regular twenty-sided polygon is called an icosagon.
A twenty-eight sided figure is called an Icosikaioctagon. The word icos refers to the number twenty and the word octagon refers to eight. When combined, they form the word Icosikaioctagon.
tetrahedron