Proportions and Logic

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Across
  1. 4. If Q then P
  2. 8. a list of statements and reason used in math and physics
  3. 11. a graph of a straight line
  4. 12. __ variable: that can be changed; the x-value
  5. 13. an unknown number that changes
  6. 14. also known as an input/output table
  7. 15. __ variable: that depends on the independent variable; the y-value
Down
  1. 1. If not Q then not P
  2. 2. lines and arcs in a geometric diagram that shows congruence
  3. 3. a variable quantity having a constant ratio to another quantity
  4. 5. two or more shapes with proportional dimensions
  5. 6. statement that contains an "if" clause and a "then" clause: If P then Q
  6. 7. two or more shapes with congruent dimensions
  7. 9. If not P then not Q
  8. 10. __ theorem = a² + b² = c²