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