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Nayland College - Mathematics

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Parallel & Perpendicular

Coordinates HOME | Achievement Objectives | Distance | Gradient | Rearranging | Equations | Parallel & Perpendicular | Collinear | Applications | Revision

Parallel lines

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Perpendicular lines

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Summary

Parallel lines have the same gradient y = 2x + 5
y = 2x - 4
Perpendicular lines have gradients which multiply to -1
'Negative inverse'
y = -3x + 6
y = 1/3x - 7

 

Continue to collinear points

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