Algebra Crossword - 8ST1 and 8ST2

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Across
  1. 2. The x- and y-axes in a coordinate plane.
  2. 4. The equation of a line in the form y=mx+b, where m is the slope and b is the y-intecept.
  3. 8. The second coordinate in an ordered pair of numbers associated with a point in the coordinate plane.
  4. 9. The y-coordinate of a point where the graph crosses the y-axis.
  5. 11. You can graph, or _______, an ordered pair as a point of a "number plane."
  6. 13. The vertical number line on a coordinate plane.
  7. 18. Points that lie on the same line.
  8. 19. The ___________ to equations in one variable are numbers. The _________ to equations in two variables are pairs of numbers.
  9. 22. The horizontal number line in a coordinate plane. Also called the x-axis.
  10. 24. One of the four regions into which the coordinate axes separate the plane.
  11. 25. The first coordinate in an ordered pair of numbers associated with a point in the coordinate plane.
  12. 26. The first coordinate in an ordered pair of numbers associated with a point in the coordinate plane.
Down
  1. 1. All the points that are graphs of the solutions of the equation.
  2. 3. The second coordinate in an ordered pair of numbers associated with a point in the coordinate plane.
  3. 5. The x-coordinate of a point where the graph crosses the x-axis.
  4. 6. The horizontal axis in the coordinate plane.
  5. 7. A plane in which an ordered pair can be located by reference to two intersecting number lines.
  6. 10. The vertical axis in the coordinate plane.
  7. 12. The zero point on a number line. The intersection of the axes on a coordinate plane.
  8. 14. ax + by = c, where a, b, and c are integers and a and b are both not zero.
  9. 15. The point in a coordinate plane associated with an ordered pair of real numbers.
  10. 16. If (x1,y1) and (x2,y2) are two different points on a line the _________ of the line is given by y2 - y1/x2 - x1. A horizontal line has a ________ of 0; a vertical has no __________.
  11. 17. A pair of numbers, such as (1, 2), for which the order of the numbers is important, is called an _______________.
  12. 20. A polynomial equation of degree one.
  13. 21. The abscissa and ordinate of the point, written as an ordered pair of numbers.
  14. 23. Lines in the same plane that do not intersect; nonvertical lines that have the same slope.