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A vertical line is parallel to the y-axis of a coordinate graph and every point on the line has the same x-coordinate. Vertical lines have no defined slope.

Vertical bar - Wikipedia

en.wikipedia.org/wiki/Vertical_bar

The vertical bar ( | ) is a computer character and glyph with various uses in mathematics, computing, and typography. It has many names, often related to particular meanings: Sheffer stroke (in logi...

What Are Vertical Lines? | Virtual Nerd

www.virtualnerd.com/algebra-1/linear-equation-analysis/intercept/horizontal-vertical-lines/vertical-line-definition

You may be able to guess that vertical lines are lines that go straight up and ... An undefined slope (or an infinitely large slope) is the slope of a vertical line!

Horizontal and Vertical Lines 1 | Coolmath.com

www.coolmath.com/algebra/08-lines/08-graphing-horizontal-vertical-lines-01

Horizontal and Vertical Lines. What if we want to graph this? y = -2. Hmm... It doesn't look like there's enough there! Where's the x? We're used to these: Ax + By ...

Vertical line definition. (Coordinate Geometry) - Math Open Reference

www.mathopenref.com/coordvertical.html

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 ...

Horizontal and Vertical Lines - Mathsteacher.com.au

www.mathsteacher.com.au/year8/ch15_graphs/05_hor/ver.htm

Plotting a horizontal line and plotting a vertical line.

Vertical line: traits, examples and usage in mathematics

www.mathwarehouse.com/algebra/linear_equation/vertical-line.php

Graphs, equations and properties of vertical lines explained with pictures and examples.

Horizontal & vertical lines - Khan Academy

www.khanacademy.org/math/algebra/two-var-linear-equations/hor-and-ver-lines-alg1/e/horizontal-and-vertical-lines

Practice your knowledge of horizontal and vertical lines: their graphical presentation, their slopes, and their equations.

What is a vertical line? | Reference.com

www.reference.com/math/vertical-line-99790309ffef89d

A vertical line is one that is parallel to the y-axis of a graph. A vertical line is also perpendicular to the x-axis of the same graph, which means that the value of the  ...

IXL - Graph a horizontal or vertical line (Algebra 1 practice)

www.ixl.com/math/algebra-1/graph-a-horizontal-or-vertical-line

Fun math practice! Improve your skills with free problems in 'Graph a horizontal or vertical line' and thousands of other practice lessons.