geometry crossword

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Across
  1. 3. a line is _____-dimensional
  2. 5. a plane is named by using _____ non-collinear points
  3. 6. "_____" means on opposite sides of the transversal
  4. 10. two angles are congruent iff they have the same _____
  5. 11. Right Angle Theorem states that right angles are _____
  6. 14. a plane has _____ dimensions
  7. 17. _____ angles add up to 90 degrees
  8. 19. a _____ is a line that intersects two other lines at two distinct points
  9. 20. a point has _____ dimensions
  10. 21. perpendicular lines have slopes that are _____ reciprocals
  11. 23. two column proofs include statements and _____
  12. 24. parallel lines have the same _____
  13. 25. shorthand for "if and only if"
  14. 26. _____ can be congruent to each other; they can't be equal
Down
  1. 1. two planes can be parallel, or they can _____
  2. 2. AAP stands for "Angle _____ Postulate."
  3. 4. a line and a plane intersect at a _____
  4. 7. two planes intersect at a _____
  5. 8. when a transversal intersects two lines, the angles on the outside of the two lines are _____ angles
  6. 9. there are alternate interior angles and _____ _____ interior angles
  7. 12. lines that are _____ are not in the same plane
  8. 13. when a transversal intersects two lines, the angles between the two lines are _____ angles
  9. 15. parallel lines are _____ lines that don't intersect
  10. 16. when one line intersects two others, the angles that are at the same relative positions to each of the two lines are _____ angles
  11. 18. a _____ is a statement that we assume to be true
  12. 22. can planes be skew to each other?