Similarity, Congruence, and proofs vocabulary

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Across
  1. 4. a pair of opposite angles formed by intersecting lines
  2. 9. lines that intersect to form 4 right angles
  3. 14. a line, linesegment, or ray that divides a line segment into 2 congruent line segments
  4. 19. A line with two end points
  5. 21. Two angles whose sum is 180 degrees
  6. 22. A polygon with 3 sides Bisector A ray that Divides an angle into two congruent angles
  7. 24. a quadrilateral with two pairs of parallel sides
  8. 25. one angle is a right angle
  9. 26. all 3 sides are the same length
  10. 27. a pair of adjacent angles whose non common sides are opposite rays
  11. 28. An angle that's less than 90 degrees
  12. 29. angle that is more than 90 degrees but less than 180 degrees
  13. 30. 90 degrees
  14. 32. a line intersects two or more lines at distinct points
Down
  1. 1. triangle with 3 acute angles
  2. 2. a line that intersects 2 or more lines
  3. 3. one obtuse angle 2 acute angles
  4. 5. complementary if their measures add to 90 degrees
  5. 6. 2 angles that have a common side and vertex
  6. 7. the point of concurrency of the medians of a triangle
  7. 8. connects the midpoints of 2 sides of a triangle
  8. 10. angles that occupy the same position at each intersection where a straight line crosses 2 others
  9. 11. Only has two sides of equal length
  10. 12. relative lengths of the 2 segments that a triangles side is divided into by a line that opponent agle
  11. 13. A triangle with no congruent sides
  12. 15. angles formed on the opposite sides of the transversal
  13. 16. almost the same
  14. 17. 2 rays that meet at a common endpoint called a vertex
  15. 18. a triangle with 3 congruent angles
  16. 20. Lines that are in the same plane but never intersect
  17. 23. the middle score in a distribution, half the scores area above it and half below
  18. 31. the middle of 2 points