Dec 1, 2025 · A horizontal line is a line that parallels the x-axis, while a vertical line is a line that parallels the y-axis. This section covers equations and graphs of horizontal and vertical lines.

Mar 26, 2025 · What are horizontal and vertical lines with their formulas. What is their slope. Also, learn how to graph them with examples.

Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.

Learn how to plot vertical and horizontal lines on a graph with mathematical equations x=a and y=c.

Therefore, the equation of the vertical line in two variables is: x + 0 y = c where c is a constant. Consider the horizontal line graphed in figure 2, and the solution table that goes with it.

The following diagrams show how to graph horizontal and vertical lines. Scroll down the page for more examples and solutions on graphing horizontal and vertical lines.

Learn how to plot horizontal and vertical lines on a graph with this BBC Bitesize Maths article. For students between the ages of 11 and 14.