Across
- 2. a part of a line that has one endpoint and extends infinitely in one direction
- 6. two lines that intersect to form right angles
- 8. two angles whose measures add up to 90 degrees
- 9. an angle that measures less than 90 degrees
- 11. an angle that measures more than 90 degrees but less than 180 degrees
- 13. two lines in the same plane that never intersect
- 14. an angle that measures exactly 90 degrees
Down
- 1. two angles whose measures add up to 180 degrees
- 3. two angles that share a common side and a common vertex
- 4. the common endpoint of two rays that form an angle
- 5. a pair of opposite angles formed by two intersecting lines
- 7. a figure formed by two rays with a common endpoint
- 10. an angle that measures exactly 180 degrees
- 12. a part of a line with two endpoints
