Across
- 3. a set of points
- 7. a graph that only has points
- 10. where a graph crosses the y axis
- 15. ax+by=c
- 17. another word that means slope
- 20. what the x and y axis are counting by
- 22. the quotient of two quantities in a proportional relationship
- 23. lines that have opposite reciprocal slopes and cross at a 90 degree angle
- 24. where a graph crosses the x axis
- 26. real objects or pictures to model a problem
- 28. each input has a unique output
- 30. when the slope is always the same
- 31. a graph that goes from the bottom left to the top right
- 32. a variable in a functional relationship that determines what happens to another variable in the relationship
Down
- 1. what the x and y axis are talking about
- 2. using a sentence to describe a problem
- 4. y=mx+b
- 5. using a function rule to represent a problem
- 6. y=kx
- 8. lines that have the same slope and do not intersect
- 9. a graph of a straight line
- 11. a variable in a functional relationship that changes its value when a value of the independent variable is changed
- 12. y-y1=m(x-x1)
- 13. a graph that is a line that doesn't stop
- 14. the point (0,0)
- 16. all the x values
- 18. rise over run
- 19. a letter that represents a number
- 21. all the y values
- 25. a graph of a vertical line (when you divide by zero)
- 27. a graph that goes from the top left to the bottom right
- 29. ratios that are equivalent