Across
- 3. A collection of points along a straight path that extends endlessly in both directions.
- 5. Consists of two rays that have a common
- 6. called the vertex of the angle.
- 9. right angles.
- 11. Two angles with equal measure
- 12. A part of a line having only one endpoint.
Down
- 1. An exact location in space, has no dimension.
- 2. A part of a line having two endpoints.
- 4. A flat surface that extends endlessly in all
- 7. by two intersecting lines.
- 8. Two lines that intersect to
- 10. An angle whose measure is 90°.