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List of polygons


In geometry, a polygon /ˈpɒlɪɡɒn/ is traditionally a plane figure that is bounded by a finite chain of straight line segments closing in a loop to form a closed chain or cir...

What is a three-sided polygon called? | Reference.com


A polygon with three sides is called a triangle. All triangles consist of three lines that are not collinear and three angles. Polygons can have any number of sides,  ...

Naming Polygons


For polygons with 3 through 20 sides, simply add "gon" to the prefixes at the left ( although a ... Example: A 35-sided polygon is called a "triacontakaipentagon." ...

Polygon Properties - Math.com


The number of diagonals in a polygon = 1/2 N(N-3) The number ... Two or more of these points are called vertices. ... 46 sided polygon - Tetracontakaihexagon.

Names of Geometric Shapes—With Pictures | Owlcation


Jul 13, 2016 ... It is a two-sided shape, with one side curved and the other side straight. Arches can ... A completely convex teardrop shape may be called a folium. ..... I'm not sure about a 3-word name for a star with an odd number of sides.

2D Shapes - Polygons and More - Math is Fun


... shape with straight sides. To be a regular polygon all the sides and angles must be the same: Triangle - 3 Sides ... Any 4 sided 2D shape, Rectangle - 4 Sides

3) Polygons - Math Forum


Polygons. Many of the shapes we see around us have mathematical names. Those made of straight lines are called polygons. A polygon is a straight-sided ...

geometry - What Are 4 Sided Shapes Called Again? - Mathematics ...


Sep 22, 2010 ... Like how triangles are 3 sided shapes, octagons are 8 sided shapes, . ... For any shape where each corner (or vertex) meets exactly 2 edges, ...

What is an eight-sided polygon called? - Quora


Aug 9, 2015 ... So a polygon with 8 sides is called an octagon. This procedure can be used with 3-d shapes like a dodecahedron (12 sided 3-d object).

Squares, Rectangles, Parallelograms and Other Polygons ...


Feb 19, 2009 ... 1 Triangles; 2 4-sided polygons (Quadrilaterals). 2.1 Squares; 2.2 Rectangles; 2.3 Parallelograms; 2.4 Rhombuses; 2.5 Polygons in General. 3 ...

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Names of the Polygons - Centrale des maths


What do you call a 13 sided polygon? Is there a ... There seems to be an "official" set of names for polygons, uniformly derived from the Greek (after 4 sides). ... 3 ...

Properties of Polygons | SkillsYouNeed


Learn about the essential properties of plane shapes, polygons. Our easy to ... A five-sided shape is called a pentagon. A six-sided ... 3 × 180 = 540°. The sum of ...

What is a three sided figure called - Answers.com


What is a closed figure with three or more sides called? ... What is is a 3-sided figure called? ... In geometry (math) a 3 -sided linear figure is called a triangle.