Coordinate Geometry

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Across
  1. 3. the coordinates of points are of the form of(+,-) is in which quadrant
  2. 5. the famous mathematician associated with problems of describing the position of a point in a plane
  3. 8. for a given point P ______ is the distance of the point P from x axis respectively
  4. 9. if the abscissa of a point is 1 and the ordinate is zero, then the point lies in the-
  5. 12. by plotting the points (0,0)
  6. 13. the abscissa of all points on the y axis is always-
Down
  1. 1. if x and y both are positive, then the point lies in which quadrant
  2. 2. what will be the distance of the point (0,-3) from the origin
  3. 4. another name of coordinate plane-
  4. 6. the x coordinate of a point lies in the third quadrant, it is always-
  5. 7. Rene Descartes was ____ mathematician?
  6. 8. (0,0) are the coordinates of
  7. 10. x-axis is also know as
  8. 11. point (-1,7) lies in which quadrant