What is a polygon?
It is a 2-dimensional shape that is closed and consists of straight edges. All sides are connected
What do we call a polygon with three sides?
Triangle
A polygon with four sides?
Quadrilateral
A polygon with five sides?
Pentagon
A polygon with six sides?
Hexagon
Seven sides
Heptagon/Septagon
Eight Sides
Octagon
Nine sides
Nonagon (weird name)
Ten sides
Decagon
Eleven Sides
Undecagon/Hendecagon
Twelve sides
Dodecagon
What is a regular polygon?
Each side and angel are equal