Across
- 4. it has 4 straight sides. each pair of opposite sides are of equal length
- 6. it has only one curved side and has no corners
- 7. it has 2 faces and the same number of edges and vertices
- 8. it has 3 faces and 2 edges with no vertices
Down
- 1. it has 4 corners and 4 straight sides of the same length
- 2. it has no faces, edges and vertices
- 3. it has 3 corners and 3 straight sides
- 5. it has 12 edges and 6 faces with the different length of opposite sides
- 7. it has 6 faces, 12 equal edges and 8 vertices