1. Attributes Straight sides Closed figure 3 or more sides
Polygons
Attributes
Straight sides
Closed figure
3 or more sides

2. Attributes All sides and angles are equal
Regular Polygon
Attributes
All sides and angles are equal

3. Attributes Not all sides and angles are equal
Irregular Polygon
Attributes
Not all sides and angles are equal

4. Triangles Attributes 3 sides and angles Equilateral Isosceles Scalene
3 equal sides and angles
Isosceles
2 equal sides and angles
Acute triangle
Obtuse triangle
Right triangle
Scalene
No equal sides or angles

5. Quadrilaterals
Attributes
Four sides

6. Attributes Five sides Regular Irregular
Pentagons
Attributes
Five sides
Regular
Irregular

7. Attributes six sides Regular Irregular
Hexagons
Attributes
six sides
Regular
Irregular

8. Attributes Eight sides Regular Irregular
Octagons
Attributes
Eight sides
Regular
Irregular