Across
- 1. coplanar lines that never intersect
- 2. statement following "if"
- 4. segment withtwo endpoints on a circle
- 5. points that lie in the same plane
- 7. The segment from a vertex that is perpendicular to the line contiaining the opposite side.
- 9. logical argumentnthat proves a statement true
Down
- 1. segment,line,or ray that is perpendicular to another segementat its midpoint
- 3. if there is a line and a point not on the line, then there is exactly one line through the point that is parallel to the given line
- 6. an unproven statement that is based on observations
- 8. goes through the center of a circle