Across
- 2. angle is 180 degrees
- 5. angle between 90 and 180 degrees
- 7. a pair of angles that equal 180 degrees
- 9. an infinite set of points extends in both directions
- 11. angle is exactly 90 degrees
- 12. two angles add to 180 degrees
- 13. is a geometric object created by 2 rays
Down
- 1. the length of a straight line segment
- 3. angle between 0 to 90 degrees
- 4. two angles add to 90 degrees
- 6. angle between 180 and 360 degrees
- 8. an infinite set of points extends in one direction
- 10. has 3 points on one line