Coordinate geometry

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Across
  1. 2. another name for the y-axis
  2. 3. what are the 4 sections on a Cartesian plane called
  3. 5. the x coordinate of a point lies in the third quadrant is always
  4. 8. another name for the coordinate plane
  5. 9. The points (2,-1),(3,4),(-2,3), and (-3,-2) are taken in the order from the vertices of
Down
  1. 1. The point of intersection of horizontal and vertical lines determining the position of a point in a Cartesian plane is called
  2. 4. Another name for x-axis
  3. 6. How many points are required to locate a line segment
  4. 7. the abscissa of all points on y axis is always