Best Answer

A polygon with 20 sides is called either a 20-gon or an icosagon.

Q: What is a twenty sided 2D shape called?

Write your answer...

Submit

Still have questions?

Continue Learning about Math & Arithmetic

A 2d nine sided shape is called a nonagon.

A 14 sided polygon is called a tetrakaidecagon.

nonanonacontanonactanonaliagon

Hendecagon

Decagon

Related questions

A twenty sided, 2D figure is called an icosagon.

10 sided 2D shape is called a decagon 20 sided 2D shape is called a icosagon 30 sided 2D shape is a swimming pool 40 sided 2D shape is unknown 50 sided 2D shape is unknown 60 sided 2d shape is unknown 70 sided 2d shape is unknown 80 sided 2d shape is unknown 90 sided 2d shape is unknown 100 sided 2d shape is unknown 110 sided 2d shape is unknown 111 sided 2d shape is unknown 120 sided 2d shape is unknown 130 sided 2d shape is unknown

A 2d nine sided shape is called a nonagon.

A 2D shape with forty sides is known as a tentracontagon.

A 14 sided polygon is called a tetrakaidecagon.

Its called a HEPTAGON

heptadecagon is a 17 sided 2d shape

n

enneadecagon

nonanonacontanonactanonaliagon

Hendecagon

Decagon