How Many Sides does a Heptagon Have?

Heptagon is a polygon ( a closed shape made up of line segments) made up of 7 sides and 7 angles. The word heptagon is made up of two words, hepta meaning seven and gon meaning sides.

There are 14 diagonals in a heptagon and in the given heptagon, the blue line segments represent the diagonals.

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seven sides.
A heptagon is a polygon with seven sides. Heptagons also have seven angles and seven vertices.

How many sides does a septagon have?

seven-sided.
In geometry, a heptagon is a seven-sided polygon or 7-gon. The heptagon is sometimes referred to as the septagon, using “sept-” (an elision of septua-, a Latin-derived numerical prefix, rather than hepta-, a Greek-derived numerical prefix; both are cognate) together with the Greek suffix “-agon” meaning angle.

What is the shape with 5 sides called?

Pentagon.
More than Four Sides A five-sided shape is called a pentagon. Interior angle of any regular polygon =180[(n−2)/n] Interior angle of any regular Icosagon = 180(20 – 2)/20 = 162° The sum of all the interior angles of a regular Icosagon is 3240°.

What is a 9 sided shape called?

Nonagon.
In geometry, a nonagon (/ˈnɒnəɡɒn/) or enneagon (/ˈɛniəɡɒn/) is a nine-sided polygon or 9-gon. The name nonagon is a prefix hybrid formation, from Latin (nonus, “ninth” + gonon), used equivalently, attested already in the 16th century in French nonogone and in English from the 17th century.

What is a 10 sided shape called?

Decagon.
In geometry, a decagon (from the Greek δέκα déka and γωνία gonía, “ten angles”) is a ten-sided polygon or 10-gon. The total sum of the interior angles of a simple decagon is 1440°. A self-intersecting regular decagon is known as a decagram.

What is a 1 million-sided shape called?

Megagon.
A megagon or 1 000 000-gon is a polygon with one million sides (mega-, from the Greek μέγας, meaning “great”, being a unit prefix denoting a factor of one million).

What is a 200 sided shape called?

Dihectogon.
What is the name of a polygon with…?
# Name of the Polygon + Geometric Drawing
200 sides dihectogon
300 sides trihectogon
400 sides tetrahectogon
500 sides pentahectogon

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