A polygon is a plane bounded by three or more non-aligned line segments.

Components of a Polygon

Sides

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Vertices

Diagonal

Angles

Area and Perimeter

Convex Polygons

All of its angles are less than 180°.
All of the diagonals are internal.

 

Concave Polygons


At least one angle measures more than 180°.
At least one of the diagonals is outside the shape of the polygon.

 

Equilateral Polygons


All sides are equal.

 

Equiangular Polygons


All angles are equal.

 

Regular Polygons


They have equal angles and sides

 

Irregular Polygons

They do not have equal angles and sides.

Types of Polygons by Sides

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Emma

I am passionate about travelling and currently live and work in Paris. I like to spend my time reading, gardening, running, learning languages and exploring new places.