# How to Give the Slope of a Line Perpendicular to the Line?

In basic algebra, two lines are said to be perpendicular if they intersect each other at right angles. Calculate the slope of a line perpendicular to another line by determining the slope of the or...
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http://www.ehow.com/how_8361119_give-slope-line-perpendicular-line.html

## How to Know Where to Put the Line in a Line of a Slope?

Algebra problems with two variables can be expressed as a graph representing the set of solutions of that equation. For example, if you want to portray an inverse relationship, you could create the...
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http://www.ehow.com/how_8488998_put-line-line-slope.html

## How to Find a Perpendicular Line?

If a line intersects another line at a 90-degree angle, they are perpendicular. You may have to find a perpendicular line as a part of a high school or college algebra or geometry course. You also ...
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http://www.ehow.com/how_8274592_perpendicular-line.html

## How to Find the Perpendicular Line to a Vector?

Vectors are lines with direction and magnitude, and are a concept most commonly used in calculus and physics. If you want to find a line perpendicular to a vector, you need a line whose slope multi...
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http://www.ehow.com/how_8439289_perpendicular-line-vector.html

## How to Construct a Perpendicular Line Segment?

Constructing a perpendicular line segment is one of the basic operations in geometrical construction. Other basic operations include bisecting angles, dividing line segments and duplicating angles....
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http://www.ehow.com/how_8431995_construct-perpendicular-line-segment.html