Across
- 5. A quadrilateral with exactly one pair of parallel sides
- 7. A quadrilateral with both pairs of opposite sides parallel
- 8. A quadrilateral with two pairs of adjacent sides that are equal in length
Down
- 1. A 3-D figure made of flat polygon-shaped surfaces called faces
- 2. ...
- 3. A polygon with three sides
- 4. A parallelogram with all sides the same length
- 6. ...