Across
- 6. all sides are equal
- 7. distance from zero
- 9. the common endpoint in an angle
- 12. having the same measure
- 15. all angles are equal
- 16. 3 noncollinear points connected by segments
- 18. angles forming a line
- 19. 2 angles that add up to 180 degrees
- 20. point that bisects a segment
Down
- 1. 2 angles that add up to 90 degrees
- 2. greater than 90 degrees
- 3. extends in opposite directions without end
- 4. extends in two dimensions without an end
- 5. smaller than 90 degrees but not negative
- 8. two endpoints and all the points between
- 10. same plane
- 11. rate of change
- 13. 90 degrees
- 14. same line
- 17. two rays with a common endpoint
- 19. 180 degrees