How Do You Graph a Horizontal Line?
To graph a horizontal line that goes through a given point, first plot that point. Then draw a straight line left and right that goes through the point, and you're done!

.

Then, what does a horizontal line on a graph mean?

Horizontal line (Coordinate Geometry) Definition: A straight line on the coordinate plane where all points on the line have the same y-coordinate. A horizontal line has a slope of zero. As you move to the right along the line, it does not rise or fall at all.

Beside above, how does a horizontal line look like? A horizontal line is one which runs left-to-right across the page. In geometry, a horizontal line is one which runs from left to right across the page. It comes from the word 'horizon', in the sense that horizontal lines are parallel to the horizon. Its cousin is the vertical line which runs up and down the page.

Then, how do you plot a horizontal line in Excel?

How to add a horizontal line to the chart. In the Select Data Source dialog box, click the Add button and in the Edit Series dialog box, type: In the Series name box - the name of this line (Goal), In the Series values box - the cell with the goal ($C$17):

What is an example of a horizontal line?

Properties of Horizontal Lines Equation of Horizontal Line always takes the form of y = k where k is the y-intercept of the line. For instance in the graph below, the horizontal line has the equation y = 1 As you can see in the picture below, the line goes perfectly sideways at y =1. Example 1 of a Vertical Line.

Related Question Answers

Is XA vertical or horizontal line?

Note: A line parallel to the x-axis is called a horizontal line. The graph of a relation of the form x = 5 is a line parallel to the y-axis because the x value never changes.

Is the slope of a horizontal line positive or negative?

No, so its slope can't be negative. This relationship always holds: a slope of zero means that the line is horizontal, and a horizontal line means you'll get a slope of zero. (By the way, all horizontal lines are of the form "y = some number", and the equation "y = some number" always graphs as a horizontal line.)
James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.