Across
- 2. points that lie in the same plane
- 4. part of a line
- 6. Lines lines that cros to form a right angle
- 9. infinite set going in two directions
- 10. Lines lines that don't cross; non-coplanar
Down
- 1. part of a line with ending point but goes in ONE direction
- 3. lines that don't cross; coplanar
- 5. infinate flat surface
- 7. a dot
- 8. points that lie in the same line