Topic: Number of Sides on a Polygon
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Answers to Common Questions
How to Find the Number of Sides of a Polygon
A polygon by definition is any geometric shape that is enclosed by a number of straight sides, and a polygon is considered regular if each side is equal in length. Polygons are classified by their number of sides. For example, a six-sided p... Read More »
Source: http://www.ehow.com/how_7296399_number-sides-polygon.html
What is a Five Sided Polygon?
A five sided polygon is called a pentagon. A pentagon also had five points. There are 540 degrees that make up the interior angles of a pentagon. Read More »
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What is a Ten Sided Polygon?
A polygon that has ten sides is a decagon. Each interior angle of a regular decagon has 144 degrees. The total degrees on the inside of a regular decagon is 1,440. Read More »
Source: http://answers.ask.com/Science/Mathematics/what_is_a_ten_sided_po...
More Common Questions
Answers to Other Common Questions
A six-sided polygon is also called a hexagon, which is made of of six lines each forming 120 degree angles to each other. Hexagons are used in a variety of holy symbols, such as the star of David.
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Source: http://answers.ask.com/Science/Mathematics/what_is_a_six_sided_po...
A seven sided polygon is commonly called a heptagon. Sometimes, however, you may find it called a septagon, but this is a form of the word that combines the Latin and Greek languages.
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A twelve sided polygon is called a dodecagon. Each interior angle of a regular dodecagon is 150 degrees. In Australia, they use a coin that is a dodecagon.
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The name for a 9 sided polygon can either be a nonagon or an enneagon. The term nonagon goes along with the traditional naming scheme where non- is the prefix for nine. You can find more information here: http://www.math.com/tables/geometry...
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In geometry or in the overall mathematical world of shapes, a five sided polygon is considered to be a pentagon. There is no other name for a five sided polygon.
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A seven sided polygon is most commonly referred to as a heptagon. Being a heptagon means that there has to be seven sides, not six or ten!
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A nonagon is a nine-sided polygon. It's also called an enneagon. Just like with all regular polygons, the sum of the exterior angles of a regular nonagon is always 360 degrees.
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Source: http://answers.ask.com/Science/Mathematics/what_is_a_nine_sided_p...
