Across
- 3. ....... have six faces, which form a convex polyhedron.
- 5. shapes with sides that are all equal and interior (inside) angles that are all equal.
- 6. polygon with six sides
- 7. shape with no sides
Down
- 1. lines that don't intersect are called ........
- 2. only regular hexahedron
- 3. three-dimensional geometric shape that tapers smoothly from a flat base to a point called the apex or vertex.
- 4. polygon with three sides