nonagon is a polygon with 9 sides and 9 corners. Nonagon = Nona + gon where Nona means nine and gon means edge.

How many degrees does a 9-sided polygon have?

superior!So the interior angle of a 9-sided polygon is 140° .

What is a 9-sided regular polygon?

What is the shape of 1000000000000000 sides?Pentagon (5 sided), Dodecagon (12 sided) or Icosagon (20 sided) – Triangle, Quadrilateral and nonagon (9-gon) is the obvious exception.

What is the 13-sided shape called?

A 13-sided polygon, sometimes called a triskaidecagon.

What is a 15-sided polygon?

In geometry, Pentagonal or Pentagonal or Pentagonal is a 15-sided polygon.

Types of Polygons – MathHelp.com – Geometry Help

27 related questions found

What is a shape with 10000 sides called?

In geometry, 10,000 polygons or 10,000 polygons is a polygon with 10,000 sides. Several philosophers have used the regular tetragon to illustrate questions about ideas.

What is the dodecagon called?

dodecagon is a 12-sided polygon. Several special types of dodecagons are illustrated above. In particular, a dodecagon with vertices equally spaced around a circle and all sides of the same length is a regular polygon called a regular dodecagon.

How many degrees is a 10-gon?

In geometry, a decagon (from the Greek δέκα déka and γωνία gonía, « decagonal ») is a decagon or 10-sided shape.The sum of the interior angles of a simple decagon is 1440°.

What is a hexagon?

In geometry, a hexagon (from Greek ἕξ, hex, meaning « six », γωνία, gonía, meaning « angle, angle ») is a hexagon or hexagon. The sum of the interior angles of any simple (non-self-intersecting) hexagon is 720°.

How many degrees is a hexagon?

A hexagon has six sides, we can use the formula degrees = (sides – 2) * 180. then degrees = (6 – 2) * 180 = 720 degrees. Each angle is 720/6 = 120 degrees.

What is a polygon with 7 sides?

Heptagon is a seven-sided polygon. It is also sometimes called septagon, although this usage mixes the Latin prefix sept- (from septua-, meaning « seven ») and the Greek suffix -gon (from gonia, meaning « angle ») and is therefore not recommended use.

What is a 19-gon?

In geometry, enneadecagon, enneakaidecagon, nonadecagon or 19-gon is a polygon with nineteen sides.

What is a 22-sided polygon?

In geometry, icosidigon (or icosikaidigon) or 22-gon is a 22-sided polygon. The sum of the interior angles of any icosidigon is 360 degrees.

What is Googolgon?

filter. polygon with googol edges.

What is an 18-gon?

In geometry, an octadecagon (or octakaidecagon) or 18 – gon is an eighteen-sided polygon.

What is a 14-sided polygon?

In geometry, tetragonal or tetradecagon or 14-sided is a tetragonal polygon.

Are any 3-sided polygons triangles?

A three-sided polygon is a triangle.

There are several different types of triangles (see picture), including: Equilateral – All sides are of equal length and all interior angles are 60°. Isosceles – has two equal sides and a third of a different length.