Across
- 3. a flat surface
- 4. lines that cross each other
- 8. an angle that measures 180 degrees
- 9. a straight path that continues in both directions
- 11. an angle less than 90 degrees
Down
- 1. an angle that measures more than 90 degrees
- 2. lines that cross and form a right angle
- 3. an exact location in space
- 5. an angle that is 90 degrees
- 6. two lines that do not intersect
- 7. a part of a line with two endpoints
- 10. part of line with one endpoint