Across
- 3. lines that never intersect
- 5. lines that cross over each other at a certain point
- 6. points not on the same plane
- 8. points not on the same line
- 9. points on the same line
Down
- 1. is part of a line with two endpoints
- 2. points on the same plane
- 3. lines that intersect at right angles
- 4. is a straight path that goes on forever in two directions
- 7. a location of a flat space
- 10. a line with one endpoint