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How many triangles are in a 20 sided polygon?

Updated: 4/28/2022

Wiki User

∙ 7y ago

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18. If a polygon has n sides, then it has n-2 triangles.
There are 18 triangles in a 20 sided polygon.

Wiki User

∙ 7y ago

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Evans Kipz ∙

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∙ 3y ago

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Continue Learning about Geometry

How many triangles does a 20 sided polygon have?

unknown

How many triangles does a 20 sided polygon contain?

it would have 18 triangles because u take 2 away each time.

What is a 20 sided polygon?

Duodecagon <--wrong... a duodecagon is a 12-sided polygon. icosagon is a 20 sided polygon.

What is the name for a 20 sided polygon?

A 20-sided polygon is an icosagon.(see related link)

What are the angles of a 20 sided polygon?

The name of a 20 sided polygon is Icosagon.

Related questions

How many triangles does a 20 sided polygon have?

unknown

How many triangles can be formed from a vertex of 20 sided polygon?

18 triangles

What is a shape with 20 triangles?

There are 20 triangles inside a 22 sided polygon

How many triangles can a 20 sided polygon be divided into?

It can be divided into 18, hope this helps!

How many triangles does a 20 sided polygon contain?

it would have 18 triangles because u take 2 away each time.

How many triangles are in a 32 side polygon?

A 32 sided polygon is also called a triacontadigon (or triacontakaidigon) or 32-gon has 20 triangles and 12 pentagons.

What is the total interior angle of a regular polygon if 20 triangles can be drawn inside the polygon?

20 triangles will fit into a 22 sided polygon whose interior angles add up to 3600 degrees

How many vertices does a 20-sided polygon have?

20 of them.

What is a 20 sided polygon?

Duodecagon <--wrong... a duodecagon is a 12-sided polygon. icosagon is a 20 sided polygon.

What is the name for a 20 sided polygon?

A 20-sided polygon is an icosagon.(see related link)

What are the angles of a 20 sided polygon?

The name of a 20 sided polygon is Icosagon.

What is a 20-sided polygon called?

A 20-sided polygon is called an icosagon.

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