The points that lie above the origin, on the y-axis are .
The distances of points that lie above the origin, which are measured along the Y-axis, are taken as ____, and the distances of points that lie below the origin, which are measured along the Y-axis, are taken as ____.
The distances of points that lie above the origin, which are measured along the Y axis, are taken as ____, and the distances of points that lie below the origin, which are measured along the Y axis, are taken as ____.