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22 votes
Consider the line x+2y=6.

What is the slope of a line perpendicular to this line?
What is the slope of a line parallel to this line?
Slope of a perpendicular line:

Slope of a parallel line:

User Ventsislaf
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1 Answer

11 votes
X+2y=6 = y=-1/2x+3
Slope=-1/2
Perpendicular is opposite so slope is2/1 or just 2
Parallel slope is the same so also -1/2
User LightGuard
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