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Mathematics 17 Online
OpenStudy (anonymous):

which pair of slopes could represent perpendicular lines? 1/7,7 1/2,2/4 -3/4,4/3 1/3,1/3

OpenStudy (anonymous):

what do you know about the slopes of perpendicular lines?

OpenStudy (anonymous):

m1*m2=-1 so third is thew correct option

OpenStudy (anonymous):

they intersect at a right angle..?

OpenStudy (anonymous):

like he said, they are negative reciprocals of each other

OpenStudy (anonymous):

actually,i m 'she'

OpenStudy (anonymous):

oops, lol sorry, don't know why I said he

OpenStudy (anonymous):

lol..its ok! :)

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