Across
- 4. Flat surface that continues on forever
- 5. has an end but one side continues on forever
- 9. is an angle of exactly 90 degrees
- 10. is an angle that measures between 0 & 90 degrees
- 15. two lines that meet at a right angle
- 17. part of a line between two points
- 18. To divide into two equal parts
- 19. Two rays connected creating a vertex
Down
- 1. Part of a circle
- 2. Continues on forever in both directions
- 3. A location in space represented by a dot
- 6. Ray that divides an angle into two equal part
- 7. a unit of angle measure
- 8. is a line measuring 180 degrees
- 11. identical in form
- 12. is an angle that measures between 90 & 179 deg.
- 13. in the same plane
- 14. Points lying in the same straight line
- 16. Point of a polygon, polyhedron, or other figure