Across
- 3. Three sides
- 4. Four sides are all equal each other and the angles are all 90°
- 6. Two sides parallel
- 7. Four sides
Down
- 1. The bottom of the cone
- 2. It is a simple (non self intersecting) quadrangle with two pairs of parallel edges
- 5. The four corners are angled parallelogram
- 8. A quadrangle equal on all sides