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Polygons are 2-dimensional shapes. They are made

of

closed.

The

(has curve line)

(open, not closed

non-intersecting boundary; otherwise it is said to be

length and all its angles are equal. Otherwise it is

irregular.

Simple Polygon

Complex Polygon

examples of regular polygons

example of Irregular polygons

Complex polygon,

lines intersects.

lines intersects.

straight sides.

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Polygons can be Convex meaning all angles (vertex) are facing out like

most of the Polygons above. Are they could be concave or non-convex

Polygons with one or more angles (vertex) pointing in. Like the one to the

right.

most of the Polygons above. Are they could be concave or non-convex

Polygons with one or more angles (vertex) pointing in. Like the one to the

right.

Example of a

concave or

nonconvex

concave or

nonconvex

Triangles and squares are two

examples of Regular Convex Polygons

examples of Regular Convex Polygons

Polygons can be named by how many sides they have,

starting from the Triangle which has three sides.

starting from the Triangle which has three sides.

>** What are Polygons? Types of polygons** < you are here

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