Answer:
The horizontal number line (what we know as the x-axis on a Cartesian plane) is the real axis. The vertical number line (the y-axis on a Cartesian plane) is the imaginary axis.
Step-by-step explanation:
[tex] \large \bold{\purple{AXIS \ OF \ REAL \ NUMBERS}}[/tex]
➢ the real axis or the numbered scale where real number are maked or laid off as points measuring distances from a starting point called the origin.
