the x and y axis in geometry is for graphing a line. the x axis goes horisontially, the positive on the right and the negative on the left. the y axis goes verticialy. the positive on the top, and the negative on the bottom.
The x-axis is the horizontal number line that, together with the y-axis, forms the coordinate plane. The y-axis is the vertical number line that, together with the x-axis, forms the coordinate plane....