What Is A 12 Sided Polygon?

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What is the name of a 13 sided polygon?

A 13-sided polygon, sometimes also called the triskaidecagon.

What does a 12 sided polygon add up to?

So, the sum of the interior angles of a dodecagon is 1800 degrees. All sides are the same length (congruent) and all interior angles are the same size (congruent). To find the measure of the angles, we know that the sum of all the angles is 1800 degrees (from above) And there are twelve angles

What is a 12 sided prism called?

The decagonal prism has 12 faces, 30 edges, and 20 vertices, so, it is a dodecahedron (while the term is usually applied to regular dodecahedron or rhombic dodecahedron.). If faces are all regular, it is a semiregular or prismatic uniform polyhedron.

Related Question What is a 12 sided polygon?

What polygon has 25 sides?

Systematic polygon names

Ones Twenties
4 tetra- 24
5 penta- 25
6 hexa- 26
7 hepta- 27

What is a 1000000 sided shape called?

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).

Can a Dodecagon be used to tile a flat surface?

A square is an example of a four-sided regular polygon, with 90-degree angles. There are exactly eight ways to do this using various combinations of regular polygons—triangles, squares, hexagons, octagons, and dodecagons (twelve-sided polygons). Any of these eight combinations would make a nice floor tiling.

What is the difference between a Dodecagon and a dodecahedron?

While a dodecagon has 12 faces and 12 vertices, the dodecahedron consists of 12 faces with each face consisting of 5 edges along with 20 vertices. One of the main differences is that dodecahedron is a 3D shape and so, unlike the 2-dimensional figure, it also has volume.

How much degrees is a Nonagon?


Regular enneagon (nonagon)
Coxeter–Dynkin diagrams
Symmetry group Dihedral (D9), order 2×9
Internal angle (degrees) 140°
Properties Convex, cyclic, equilateral, isogonal, isotoxal

What do you call a 12 sided 3d shape?

In geometry, a dodecahedron (Greek δωδεκάεδρον, from δώδεκα dōdeka "twelve" + ἕδρα hédra "base", "seat" or "face") or duodecahedron is any polyhedron with twelve flat faces. The most familiar dodecahedron is the regular dodecahedron with regular pentagons as faces, which is a Platonic solid.

What is an eleven sided shape called?

In geometry, a hendecagon (also undecagon or endecagon) or 11-gon is an eleven-sided polygon. (The name hendecagon, from Greek hendeka "eleven" and –gon "corner", is often preferred to the hybrid undecagon, whose first part is formed from Latin undecim "eleven".)

How do you draw a 12 sided polygon?

What is the sum of the interior angles of a Nonagon?


What is the name of the shape that has 4 sides?

Definition: A quadrilateral is a polygon with 4 sides.

What is a 33 sided shape called?

What is the name of a polygon with?

# Name of the Polygon + Geometric Drawing
32 sides dotriacontagon
33 sides tritriacontagon
34 sides tetratriacontagon
35 sides pentatriacontagon

What is the name of a 23 sided polygon?

In geometry, an icositrigon (or icosikaitrigon) or 23-gon is a 23-sided polygon.

What is polygon with 20 sides called?

In geometry, an icosagon or 20-gon is a twenty-sided polygon. The sum of any icosagon's interior angles is 3240 degrees.

What is a 9999 sided shape called?

What do you call a 9999-sided polygon? A nonanonacontanonactanonaliagon.

What's bigger than a dodecahedron?

In geometry, the rhombicosidodecahedron, is an Archimedean solid, one of thirteen convex isogonal nonprismatic solids constructed of two or more types of regular polygon faces. It has 20 regular triangular faces, 30 square faces, 12 regular pentagonal faces, 60 vertices, and 120 edges.

Is there a shape with 10000 sides?

In geometry, a myriagon or 10000-gon is a polygon with 10,000 sides.


Regular myriagon
A regular myriagon
Type Regular polygon
Edges and vertices 10000
Schläfli symbol 10000, t5000, tt2500, ttt1250, tttt625

Which regular polygon can not be used for a tiling?

There are no whole numbers between 2 and 3, so no regular polygon with more than eight sides can form a regular tiling. Alas, we have solved our problem! There are only three regular poly- gons that form a regular tiling: equilateral triangles, squares, and regular hexagons.

Can you tile a plane with a hexagon?

In geometry, the hexagonal tiling or hexagonal tessellation is a regular tiling of the Euclidean plane, in which exactly three hexagons meet at each vertex. The internal angle of the hexagon is 120 degrees so three hexagons at a point make a full 360 degrees. It is one of three regular tilings of the plane.

Which regular polygons can tile the plane?

In Tessellations: The Mathematics of Tiling post, we have learned that there are only three regular polygons that can tessellate the plane: squares, equilateral triangles, and regular hexagons.

What is an irregular dodecagon?

An irregular dodecagon has twelve sides of different lengths and varying interior angles.

What does the dodecahedron Symbolise?

The dodecahedron is said to represent the universe; while the other four Platonic solids represent earth, fire, water and air, the five elements.

How is dodecagon pronounced?

How many sides does a Heptagon have?


How many degrees is a Heptagon?


How many diagonals are there in a Heptagon?

7 14
Polygon Name Number of Sides Number of Diagonals
Hexagon 6 9
Heptagon 7 14

Who invented the dodecahedron?

Abstract: The dodecahedron is a beautiful shape made of 12 regular pentagons. It doesn't occur in nature; it was invented by the Pythagoreans, and we first read of it in a text written by Plato.

Is a dodecahedron a prism?

In geometry, a dodecahedral prism is a convex uniform 4-polytope. It is one of 18 convex uniform polyhedral prisms created by using uniform prisms to connect pairs of parallel Platonic solids or Archimedean solids.

What does a dodecahedron look like?

A dodecahedron is a three-dimensional figure having twelve faces that are pentagonal in shape. All the faces are flat 2-D shapes. There are five platonic solids and dodecahedron is one of them.

What is pentagon sides?

A pentagon is a geometrical shape, which has five sides and five angles. Here, “Penta” denotes five and “gon” denotes angle. The pentagon is one of the types of polygons. The sum of all the interior angles for a regular pentagon is 540 degrees.

What is a seventeen sided shape called?

But what's widely considered his first important discovery is his construction of a 17-sided polygon called a heptadecagon, using only a ruler and a compass.

What 2D shape has 5 sides?

More than Four Sides

A five-sided shape is called a pentagon. A six-sided shape is a hexagon, a seven-sided shape a heptagon, while an octagon has eight sides…

How does a dodecagon look like?

How do you make a simple dodecagon?

How many degrees is a dodecagon?


Is hexagon the strongest shape?

The hexagon is the strongest shape known. It's also one of the only shapes which tessellates perfectly (think tiles, if you tiled a wall with hexagons then there wouldn't be any gaps.

Does a circle have infinite sides?

It might be more defensible to say that a circle has infinitely many corners than infinitely many sides (although this is not a question that seems to get asked very often). Every point on the boundary of the circle is an extreme point, so it is certainly true that a circle has infinitely many.

What is a shape with 80 sides called?

In geometry, an octacontagon (or ogdoëcontagon or 80-gon from Ancient Greek ὁγδοήκοντα, eighty) is an eighty-sided polygon.

How many sides and angles does an irregular nonagon have?

An irregular nonagon has nine sides of differing lengths and nine varying interior angles.

How do you find the side of a nonagon?

How do you draw a perfect nonagon?

What polygon has 9 sides?

A nine sided shape is a polygon called a nonagon. It has nine straight sides that meet at nine corners. The word nonagon comes from the Latin word "nona", meaning nine, and "gon", meaning sides. So it literally means "nine sided shape".

What does a hexagon look like?

Is a rhombus a trapezoid?

Yes, a rhombus is a special type of trapezoid.

What do you call a 13 sided shape?

A 13-sided polygon, sometimes also called the triskaidecagon.

What is a polygon with 19 sides called?

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

What is a 52 sided polygon called?

Regular pentacontagon
Regular pentacontagon
Coxeter–Dynkin diagrams
Symmetry group Dihedral (D50), order 2×50
Internal angle (degrees) 172.8°
Properties Convex, cyclic, equilateral, isogonal, isotoxal

What is a 30 sided object called?

Regular triacontagon
Regular triacontagon
A regular triacontagon
Type Regular polygon
Edges and vertices 30
Schläfli symbol 30, t15

How many Gons are there?

Types of Polygon With Sides 3 to 20

Name of the Polygons Sides Vertices
Decagon 10 10
Hendecagon 11 11
Dodecagon 12 12
Tridecagon or triskaidecagon 13 13

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