Math Vocab

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Across
  1. 5. sequence/patterns/facts
  2. 6. flat, two-dimensional surface that prolongs infinitely far
  3. 7. add up to 180 degrees
  4. 10. opposite angles made by two intersecting lines
  5. 12. pair of adjacent, supplementary angles
  6. 13. if a=b then a+c=b+c
  7. 15. if q, then p
  8. 16. 90 degrees
Down
  1. 1. if a=b & b=c then a=c
  2. 2. if p, then q
  3. 3. when a line cuts another line into two equal parts
  4. 4. using info and logic to determine something
  5. 8. if not p, then not q
  6. 9. part of a line that has a fixed starting point but no endpoint
  7. 11. two angles that add up to 90 degrees
  8. 14. two lines that never touch