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# What Is a 100-Sided Polygon Called?

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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## What Is a Nine-Sided Polygon Called?

A: A nine-sided polygon is called a nonagon. The prefix "non" is derived from the Latin "nonus," which means "ninth" to allude to the nine sides and angles of... Full Answer >Filed Under: -
Q:
## What Shapes Have Only One Pair of Parallel Side?

A: Any polygon with four of more sides can contain one pair of parallel sides. However, out of all the possibilities, only the trapezoid has a name. Trapezoid... Full Answer >Filed Under: -
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## What Is a Three-Sided Polygon Called?

A: A polygon with three sides is called a triangle. All triangles consist of three lines that are not collinear and three angles. Polygons can have any number... Full Answer >Filed Under: -
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## What Do You Call a 20-Sided Polygon?

A: 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. Full Answer >Filed Under: