Across
- 4. angles whose sum is 90 degrees
- 9. point on a segment that divides it into two congruent segments
- 10. angles that are formed by intersecting lines and are not adjacent
- 12. a statement that includes a hypothesis and a conclusion
Down
- 1. uses facts, definitions, accepted properties and laws of logic to make a logical arguement
- 2. angles that share a common vertex and a side
- 3. a segment, ray, line, or plane that intersects a segment at its midpoint
- 5. adjacent angles that form a line
- 6. a ray that divides an angle into two congruent angles
- 7. angles whose sum is 180 degrees
- 8. divide the segment into two congruent segments
- 11. a true statement that follows from other true statements