| A | B |
|---|
| triangle | 3 sided polygon |
| quadrilateral | 4 sided polygon |
| pentagon | 5 sided polygon |
| hexagon | 6 sided polygon |
| octagon | 8 sided polygon |
| decagon | 10 sided polygon |
| trapezoid | quadrilateral with only 1 pair of parallel sides |
| rectangle | parallelogram with 4 right angles |
| parallelogram | quadrilateral with 2 pairs of parallel sides |
| square | rhombus with 4 right angles |
| rhombus | parallelogram with 4 congruent sides |
| equilateral polygon | polygon with all sides congruent |
| equiangular polygon | polygon with all angles congruent |
