Across
- 3. a combination of two rays (half-lines) with a common endpoint
- 4. two lines that do not intersect and are not parallel
- 6. a tool used to measure and draw angles
- 8. a point on a line segment equally distant from the two endpoints
- 9. represented by a dot and named by a capital letter
- 10. a point where two or more curves, lines, or edges meet or intersect
- 11. a line with a single endpoint
Down
- 1. Two lines in three-dimensional space are coplanar if there is a plane that includes them both
- 2. extends endlessly in both directions
- 5. part of a straight line that is bounded by two distinct end points
- 6. a flat surface of two dimensions
- 7. points that lie on the same straight line or in a single line