Mixed Geometry Vocab

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Across
  1. 1. postulates to prove triangle congruence (alphabetical)
  2. 5. a line or line segment that cuts something into equal halves
  3. 7. objects that lie on the same plane
  4. 8. lines that never cross in the same plane
  5. 11. angles summing to 90 degrees
  6. 13. an extra line drawn into a figure (example - altitudes and bisectors)
  7. 15. an angle equal to 90 degrees
  8. 16. a p.gram with four congruent angles
  9. 18. a line that cuts across two parallel lines
  10. 19. an angle greater than 90 degrees
  11. 21. meeting at right angles
  12. 22. angles that form a straight line
Down
  1. 1. angles that share a ray
  2. 2. a p.gram with four congruent sides and four congruent angles
  3. 3. points that lie on the same line
  4. 4. a four sided shape with two sets of parallel lines
  5. 6. the ratio between a triangle leg opposite an angle and the leg adjacent the angle
  6. 7. being the same in size, shape, measure
  7. 9. an angle equal to 180 degrees
  8. 10. angles formed by two crossing lines
  9. 11. the ratio between a triangle leg adjacent to an angle and the hypotenuse
  10. 12. the ratio between a triangle leg opposite an angle and the hypotenuse
  11. 14. an angle less than 90 degrees
  12. 16. a p.gram with four congruent sides
  13. 17. the sum of consecutive angles in a p.gram
  14. 20. angles summing to 180 degrees