Test Review

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Across
  1. 4. a relationship b/w two variables that when graphed is represented by a straight line
  2. 5. part of a cartesian plane that is created when two axes intersect each other
  3. 8. rise over run
  4. 12. the first number in an ordered pair
  5. 13. a straight up and down line
  6. 14. The number next to a variable
  7. 17. is the fixed value that defines a relationship b/w two directly proportional quantities
  8. 18. the rate of change for one unit
  9. 23. a relationship b/w two variables when one variable is ALWAYS a constant multiple of the others
  10. 24. how fast something changes compared to something else
  11. 25. the numbers we plug into x of the equation,
  12. 26. a mathematcical relationship where there is no constant ratio b/w two variables
  13. 27. a value that when substituted for variables in an equation/inequality makes the statement true StandardForm, Ax+By=C,
  14. 28. the vertical line in a two-dimensional coordinate plane
Down
  1. 1. a straight left and right line
  2. 2. steepness of a line and is represented by the letter m
  3. 3. where a line crosses the x axis and has the form (x,0)
  4. 6. the second number in an ordered pair
  5. 7. triangles that have the same shape but not the same size
  6. 9. where a line crosses the y axis and has the form (0,b)
  7. 10. the horizontal number line in a 2D cartesian coordinate system
  8. 11. y-y1=m(x-x1)
  9. 15. y=mx+b
  10. 16. The value you get when you substitute (plug in) different values of x
  11. 19. the point (0,0) on a 2D plane
  12. 20. 2D grid made by the intersection of 2 number lines
  13. 21. a vertical line
  14. 22. a set of two numbers written as (x,y)