Across
- 3. angle equal to 90 degrees
- 4. divide into two congruent angles/segments
- 7. angle between 90 and 180 degrees
- 10. used in drawing circles or arcs
- 11. an instrument for measuring angles
- 13. a measurement used in measuring angles
- 15. points on the same line
- 18. points not on the same plane
- 19. divide into three congruent angles/segments
- 20. set of points on a line between and given points
- 21. union of three segments, any two have common endpoint
Down
- 1. angles\segments with the same measure
- 2. a point that divids a segment into two equal parts
- 5. two angles whose sum is 180 degrees
- 6. points on the same plane
- 8. angle equal to 180 degrees
- 9. two angles whose sum is 90 degrees
- 12. points on a line going infinitely in one direction
- 14. points not on the same line
- 16. union of two rays with a common endpoint
- 17. angle between 0 and 90 degrees