It is neither. A diagonal line occupies the range of everything in between those two absolutes.
Chat with our AI personalities
Write three numbers whose sum is 10 in all horizontal vertical and diagonal?
if the slope is 0, the line is horizontal.
No, a non-square rectangle has two: the horizontal and the vertical. A square has four lines of symmetry: the horizontal, the vertical, and two diagonal lines.
Oblique
No, the horizon is horizontal. A vertical line is perpendicular to the horizon.