Algebra II Vocabulary

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Across
  1. 3. KL+LM=KM example of this postulate
  2. 7. tool to measure angles
  3. 10. Property states angle congruent to itself
  4. 11. point in middle of line
  5. 15. last part of proof
  6. 17. Property stating 2 angles congruent to a third
  7. 19. Number of different type proofs
  8. 20. same plane
  9. 22. first part proof
Down
  1. 1. Angles that same measure
  2. 2. _____-chart proof
  3. 4. line segment has ____ endpoints
  4. 5. divide into congruent parts
  5. 6. _____ pair make up line
  6. 8. How many angles make up linear pair
  7. 9. Same line
  8. 12. lines are _____ in both directions
  9. 13. Two-______ proof
  10. 14. ray has ____ endpoints
  11. 16. Angles opposite each other
  12. 18. _____ reasoning
  13. 21. Next to each other