Perpendicular Lines

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Name

Perpendicular lines.
Graph Formulas
AG06.png [math]\text{Given two lines }L_{1}\text { and }L_{2}\,[/math]


[math]m_{1}=\text{slope of }L_{1}\,[/math]


[math]m_{2}=\text{slope of }L_{2}\,[/math]


[math]\text {If }L_{1}\;\bot \; L_{2}\,[/math]

[math]\text{then}\,[/math]


[math]m_{2}=-\frac{1}{m_{1}}[/math]


[math]m_{1}m_{2}=-1\,[/math]



Usage

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See Also

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Icon inter.gif

Web Resources

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