How is horizontal and vertical line?

Horizontal lines go side to side and have a slope of 0. Vertical lines go up and down and have a slope that is undefined. Graphs of horizontal lines are parallel to the x-axis. Graphs of vertical lines are parallel to the y-axis.

How is a vertical line?

A vertical line is one the goes straight up and down, parallel to the y-axis of the coordinate plane. All points on the line will have the same x-coordinate. In the figure above, drag either point and note that the line is vertical when they both have the same x-coordinate. A vertical line has no slope.

How is horizontal line?

A horizontal line is one that goes from left to right across the page. This is because horizontal lines are parallel to the horizon.

How do you remember vertical and horizontal?

The terms vertical and horizontal often describe directions: a vertical line goes up and down, and a horizontal line goes across. You can remember which direction is vertical by the letter, “v,” which points down.