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# What is a 100-sided polygon called?

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### Quick Answer

A 100-sided polygon is called a hectogon, centagon or 100-gon. In general, any n-sided polygon with over 12 sides is called an n-gon. While there are other conventions for naming polygons with any number of sides, it is most common to use the n-gon form.

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The term hectogon comes from Greek root hecto-. Other similar terms are hectometer (100 meters) and hectogram (100 grams). Centagon comes from the Latin root cent-, as in century (100 years). Standard names for polygons use both Latin and Greek roots. For example, quadrilateral uses the Latin root quadri-, meaning four, while hexagon uses the Greek root hexa-, meaning six.

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Q:
## What is a 12-sided polygon called?

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Full Answer >**A 12-sided two-dimensional polygon is called a dodecagon.**A regular dodecagon has 12 sides that are all the exact same length and internal angles that are 150 degrees each. Since there are 12 internal angles, the total internal angles add up to 1,800 degrees.Filed Under: -
Q:
## What is the name of a nine-sided polygon?

A:A nine-sided polygon is called a nonagon. Another name for a nine-sided polygon is enneagon. The general accepted names are "n-gon" where n is the number of the sides of the polygon.

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## What do you call a 20-sided polygon?

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Full Answer >**A 20-sided polygon is called an icosagon.**Along with having 20 sides, all icosagons have 20 interior angles that add up to a total of 3240 degrees.Filed Under: -
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## What is a 7-sided polygon called?

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Full Answer >**A polygon with seven sides is called a heptagon.**A polygon is a closed geometric shape that has at least three sides and angles.Filed Under: