Mont: Cartesian Plane

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Across
  1. 1. The up-down axis, also called the y-axis.
  2. 7. The act of marking specific coordinates on the Cartesian plane to represent points or to create a shape or graph.
  3. 9. Where both x and y are positive.
  4. 12. A pair of numbers used to locate a point on a plane, often expressed as (x, y).
  5. 14. The four sections of the Cartesian plane divided by the axes; numbered counter-clockwise starting from the top right.
  6. 15. The left-right axis, also called the x-axis.
  7. 18. A two-dimensional plane formed by two perpendicular number lines, the x-axis and the y-axis.
Down
  1. 2. The pair of numbers (x, y) used to define a point's location on the Cartesian plane.
  2. 3. A French mathematician who invented the Cartesian coordinate system.
  3. 4. The second number in the coordinate pair, representing the vertical position of the point.
  4. 5. The point where the x-axis and y-axis intersect, represented by the coordinates (0,0).
  5. 6. Where x is positive and y is negative.
  6. 8. The first number in the coordinate pair, representing the horizontal position of the point.
  7. 10. Where both x and y are negative.
  8. 11. The horizontal line on the Cartesian plane; numbers increase from left to right.
  9. 13. Two perpendicular lines that divide the Cartesian plane into four quadrants.
  10. 16. Where x is negative and y is positive.
  11. 17. The vertical line on the Cartesian plane; numbers increase from bottom to top.