The x-axis is the horizontal line in a coordinate plane. |
Examples of X-axis:
https://en.wikipedia.org/wiki/Cartesian_coordinate_system https://clem.mscd.edu/~talmanl/HTML/VolumeOfRevolution.html https://qbx6.ltu.edu/s_schneider/physlets/main/eforcex.shtml |
![]() Illustration of a cartesian coordinate plane. Four points are marked and labeled with their coordinates: (2,3) in green, (-3,1) in red, (-1.5,-2.5) in blue, and the origin (0,0) in purple. |