Pre-Algebra Review Vocabulary

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Across
  1. 3. the middle of the data set
  2. 5. also called the lower extreme or lowest number
  3. 9. the range found by subtracting Q3 and Q1
  4. 11. a slope that goes straight up and down on a graph also called a vertical line
  5. 12. angles that add up to be 180 degrees
  6. 14. angles that are next to each other
  7. 15. an equation that makes a straight line when graphed
  8. 17. a slope that is a flat line.
  9. 18. found by subtracting the upper and lower extreme
Down
  1. 1. angles that add up to be 90 degrees
  2. 2. also called the upper extreme or highest number
  3. 4. angles that are congruent and across from eachother
  4. 6. an input/output relationship that has different x-values
  5. 7. a slope that slants down towards the ground
  6. 8. can have many different x-values that repeat
  7. 10. a graph with points plotted to show a relationship between two sets of data
  8. 13. a slope that slants up towards the ceiling
  9. 16. a number that cannot be expressed as a fraction, repeating or terminating decimal.