| 1. |
circle |
Every point on this shape is the same distance from the center |
| 2. |
triangle |
Three sides |
| 3. |
quadrilateral |
Four sides |
| 4. |
pentagon |
Five sides |
| 5. |
hexagon |
Six sides |
| 6. |
heptagon |
Seven sides |
| 7. |
octagon |
Eight sides |
| 8. |
nonagon |
Nine sides |
| 9. |
decagon |
Ten sides |
| 10. |
parallelogram |
Four sides, with opposite sides being parallel |
| 11. |
rectangle |
Four sides, with all angles being ninety degrees |
| 12. |
square |
Four sides, with all angles being ninety degrees and all sides having equal length |
| 13. |
polygon |
Generic word for any shape with staight sides |