Across
- 4. The point where the axes intersect
- 5. Vertical axis
- 7. Formed by the intersection of two number lines, horizontal and vertical axis
- 10. Used to locate points in a coordinate plane
- 11. A function with a constant slope
- 13. Set of y-values
- 15. A mathematical statement that contains < or >
- 17. The direction and the steepness of the line
- 18. Set of x-values
- 20. A special type of relation
- 21. Horizontal axis
Down
- 1. An equation of the form y=mx+b
- 2. A way of writing down very large or very small numbers easily
- 3. An expression with an equal sign
- 6. The point at which the line crosses the y-axis
- 8. A set of ordered pairs
- 9. The point at which the line crosses the x-axis
- 12. A slope that varies between points
- 14. The y-coordinate never changes;the slope of a horizontal line
- 16. The x-coordinate never changes;the slope of a vertical line
- 19. The four quarters of the coordinate plane