Polygons are 2-d shapes with only straight sides. A regular polygon has all sides of equal length and all angles of equal size. The name of a polygon tells you the number of sides it has, such as a pentagon having 5 sides, a hexagon having 6 sides, and so on.
2. A regular polygon has all sides of equal length and all
angles of equal size.
The name of a polygon tells you the number of sides.
Polygon Pentagon Hexagon Heptagon Octagon
No. of sides 5 6 7 8
Example
3. The polygons below are irregular because their sides or
angles are not of equal size.
Polygon Pentagon Hexagon Heptagon Octagon
No. of sides 5 6 7 8
Example