Regular Polygons

Polygons are many-sided figures, with sides that are line segments.
Polygons are named according to the number of sides and angles that they have.
The most familiar polygons are the triangle, the rectangle, and the square.
A regular polygon is one that has equal sides.
Polygons also have diagonals, which are segments that join two vertices and are not sides.

Triangle ~ 3 sides
Quadrilateral ~ 4 sides
Pentagon ~ 5 sides
Hexagon ~ 6 sides
Heptagon ~ 7 sides
Octagon ~ 8 sides
Nanogan ~ 9 sides
Decagon ~ 10 sides

~Hidayah