Across
- 3. represented by a line with two arrowheads
- 5. terms that dont require a formal definition
- 6. terms that can be described using known words
- 7. two endpoints and all the points between them
- 10. real number that corresponds to a point on a line
- 11. angle thats measured greater than 0 and less than 90
- 13. set of two or more points that geometric figures have in common
- 14. a rule accepted without proof
- 15. a rule thats accepted without proof
- 18. measure greater than 90 and less than 180
- 19. location represented by a dot with no dimension
- 21. has a measure of 90
- 22. branch of math that deals with shapes and angles
Down
- 1. points that represent the end of a line segment
- 2. points that lie on the same line
- 4. rays of the angle
- 8. has a measure of 180
- 9. flat surface that extends infinitely in 2 dimensions
- 12. points that lie in the same plane
- 16. a point that divides a segment into 2 congruent segments
- 17. a line with a single endpoint
- 20. absolute value of coordinates on the line