Across
- 6. Reason: _____ of a midpoint.
- 7. Usually the first line of a proof is _____ information.
- 10. _____ _____ never intersect.
- 11. A 123 degree angle is ______.
- 12. All angles are right angles.
Down
- 1. There are 180 degrees in any _____.
- 2. A quadrilateral with two pairs of parallel sides.
- 3. Same shape and size.
- 4. ____ interior angles are congruent.
- 5. All sides are the same length.
- 8. An angle _____ divides an angle into two congruent angles.
- 9. A point that lies in the center of a line segment.