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Mathematics 6 Online
OpenStudy (anonymous):

Which pair of lines is perpendicular?

OpenStudy (midhun.madhu1987):

?

OpenStudy (anonymous):

OpenStudy (anonymous):

@sammixboo do you know?

OpenStudy (midhun.madhu1987):

Find the slopes of each pair of lines... If the product of the slopes of the lines is -1 , then the lines are Perpendicular...

OpenStudy (anonymous):

what do x and y equal though? 0?

OpenStudy (midhun.madhu1987):

For example, consider the last option:|dw:1416290051610:dw|

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