Across
- 2. Part of a line consisting of two endpoints and all the points between them
- 5. A part of a line that starts at an endpoint and extends forever in one direction
- 6. Points that lie on the same plane
- 10. A line perpendicular to a segment at the segment's midpoint
- 13. An undefined term that names a location
- 16. An undefined term that is a straight path with no thickness; extends forever in 2 directions
- 17. Lines that intersect at 90 degree angles
- 20. An angle measuring between 90 and 180 degrees
- 21. Points that lie on the same line
- 22. Two angles whose measures have a sum of 180 degrees
- 24. An angle measuring exactly 180 degrees
- 25. An undefined term that is a flat surface with no thickness that extends forever in all directions
Down
- 1. Formed by two rays that share a common endpoint
- 3. Angles that are outside of two parallel lines
- 4. Angles that share a common ray & common vertex; angles that are "next to" each other
- 7. To divide equally into two parts
- 8. Angles that are in the same position relative to parallel lines and transversal
- 9. The nonadjacent angles formed by two intersecting lines
- 11. Two angles whose measures have a sum of 90 degrees
- 12. An angle measuring less than 90 degrees
- 14. A line that divides a plane figure into two congruent reflected halves
- 15. A ray that divides an angle into two congruent angles
- 18. Angles that are between two parallel lines
- 19. An angle measuring exactly 90 degrees
- 23. A line that intersects two coplanar lines at two different points