geometry vocabulary p.1

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Across
  1. 4. If 2 planes intersect, then their intersection is a line
  2. 5. Unproven statement based off of observations
  3. 7. A line contains at least 2 points
  4. 9. if a=b and b=c, then a=c, (??) Property of Equality
  5. 11. A plane contains at least 3 noncollinear points
  6. 12. middle of any line segment
  7. 14. Through any 2 points, there is exactly one line
  8. 15. A logic statement with two parts (Hypothesis→Conclusion)
Down
  1. 1. If 2 lines intersect, then their intersection is exactly one point
  2. 2. Points on the same line
  3. 3. a=a, (??) Property of Equality
  4. 6. Points that lie on the same plane
  5. 7. If 2 points lie in a plane, then the entire line containing those points lies in that plane
  6. 8. if a=b, then b=a, (??) Property of Equality
  7. 10. A ray that divides an angle into two congruent angles
  8. 13. Through any 3 noncollinear points, there is exactly one plane