Across
- 2. a location with no size or shape
- 4. the intersection of two rays at an endpoint
- 8. two lines that intersect at a 90 degree angle
- 9. same size and shape
- 12. a measurable part of a line with two endpoints
Down
- 1. points that lie on the same line
- 3. middle of a line
- 5. the common endpoint of an angle
- 6. a line that extends infinitely in one direction
- 7. made up of points with no thickness or width
- 8. two lines that never intersect
- 10. points that lie on the same plane
- 11. a flat surface made up of points and extends infinitely in all directions