Across
- 1. When two lines (or segments) intersect to form right angles
- 7. Type of angle that measures exactly 180 degrees
- 9. Type of angle that measures between 90 and 180 degrees
- 11. Two coplanar lines that never intersect
- 13. To create geometric figures using only a straightedge and compass
- 14. Relationship between two objects with equal measure
- 16. To break into two equal halves
Down
- 2. A mathematical object with zero dimension
- 3. A mathematical object defined by two points
- 4. A portion of a line that goes on infinitely in one direction
- 5. A union of two rays that share only and endpoint
- 6. Tool for measuring angles
- 8. A portion of a line that can be measured
- 10. Type of angle that measures between 0 and 90 degrees
- 11. Two dimensional space defined by three non-collinear points
- 12. Two non-coplanar lines that never intersect
- 15. Type of angle that measures exactly 90 degrees