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A 20-sided polyhedron is an icosahedron. A 20-sided polygon is an icosagon.

Q: What do you call a 20 sided shape?

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you call a seven sided shape a heptagon.

Any of these shapes is practically circular. A 20-sided shape is an icosagon. a 50-sided shape is a pentacontagon (aka pentecontagon). A 100-sided shape is a hectogon (aka hecatontagon). A 1000-sided shape is a chiliagon.

A 30 sided shape is called a Triacontagon.

Icosahedron is a 20 sided polygon.

A 200 sided shape is called a dictogon

Related questions

A 20-sided shape is called a dodecahedron.

you call a seven sided shape a heptagon.

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

An 11 sided shape is an Eptogon

Any of these shapes is practically circular. A 20-sided shape is an icosagon. a 50-sided shape is a pentacontagon (aka pentecontagon). A 100-sided shape is a hectogon (aka hecatontagon). A 1000-sided shape is a chiliagon.

the name of a 20 sided 3d shape is called a icosahedron

A seven sided shape is called a heptagon.

A 12-sided shape is called a dodecagon.

A 30 sided shape is called a Triacontagon.

A 60 sided shape is called a hexaconta. The hex prefix means 6 and the conta suffix is used for polygons with 20 to 100 sides.

An icosagon is the name of the 20 sided polygon.

Icosahedron is a 20 sided polygon.