Across
- 1. Pentagonal faces.
- 4. Prisms are named by the shape of their?
- 6. How many regular polyhedrons are there?
- 8. How many edges does a Icosahedron have?
- 9. The point of intersection of two edges.
- 10. How many faces does a cube have?
- 13. Identical in form describes what?
Down
- 2. 12 edges and triangular faces.
- 3. Who's formula is V-E+F=2.
- 5. The flat surface of a shape.
- 7. The lateral surfaces are triangles that meet at a common vertex.
- 8. What regular Polyhedron has an internal angle sum of 180?
- 11. Line segments where two faces meet.
- 12. 6 faces, 8 vertices and 12 edges.