Across
- 1. has not size, width, or depth. showed by a dot.
- 6. lines pair of lines that never intersect
- 7. triangle that has 2 equal sides also has two base angles.
- 8. equals 180 degrees, endless in both directions
- 11. two rays that share an endpoint
- 13. 4 sides all equal, pair of parallel lines
- 16. a pair of angles created by intersecting lines. equal to 180 degrees
- 18. interior a pair angles created by a transversal.
- 20. where two sides meet
Down
- 2. lines that cross
- 3. a pair of angles, that are congruent. separated by parallel lines
- 4. lines intersect at a right angle represented by a upside down T
- 5. a 2 dimensional surface. extends endlessly.
- 9. angle that is more than 90 degrees, but less than 360.
- 10. segment has endpoints and contains every point in between
- 12. a type of triangle that has 3 equal sides and angles that equal 60 degrees
- 14. angle more than 90 degrees. less than 360.
- 15. triangle has 1 right angle also has 45 degree angles
- 17. Angle less than 90 degrees
- 19. one endpoint. arrow at one end that extends forever