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How do you call a polygon with 10 sides?
Answer: A 10 sided polygon is called a decagon. ‘ Explanation: A decagon is a ten-sided polygon with ten vertices and ten angles. The sum of all the interior angles of a regular decaagon is 1440°.
What is a 11 sided Pentagon called?
hendecagon
(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”.)
What is a 12 sided Pentagon called?
Dodecagon
A 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 with all sides the same length is a regular polygon known as a regular dodecagon.
What is a 15 Gon called?
pentadecagon
In geometry, a pentadecagon or pentakaidecagon or 15-gon is a fifteen-sided polygon.
What is dodecagon shape?
In geometry, a dodecagon or 12-gon is any twelve-sided polygon.
What shape is a dodecahedron?
pentagonal
A regular dodecahedron or pentagonal dodecahedron is a dodecahedron that is regular, which is composed of 12 regular pentagonal faces, three meeting at each vertex. It is one of the five Platonic solids….
| Regular dodecahedron | |
|---|---|
| 5.5.5 (Vertex figure) | Regular icosahedron (dual polyhedron) |
| Net |
What is a 108 sided shape called?
Pentagon
| Pentagon | |
|---|---|
| An equilateral pentagon, i.e. a pentagon whose five sides all have the same length | |
| Edges and vertices | 5 |
| Internal angle (degrees) | 108° (if equiangular, including regular) |
What do you call a 10 sided shape?
A flat 10-sided shape with sides of equal length is called a decagon. A solid 10-sided shape with faces of equal size and shape is called a decahedron. Two-dimensional shapes are called polygons, which means they are flat, straight-sided and closed.
What do you call a polygon with 10 sides?
A polygon with 10 sides is called a decagon. The word comes from the Greek words for “ten” (“deka”) and for “angle” or “corner” (“gonia”). Decagons have 10 angles and 10 sides. The five-pointed star on the flag of the United States is actually an irregular decagon, as each of the stars has 10 sides.
What are the names of the sides of a dodecagon?
Number of sides Name 12 dodecagon 13 triskaidecagon or tridecagon 14 tetrakaidecagon or tetradecagon 15 pendedecagon