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Mathematics 11 Online
OpenStudy (anonymous):

How can you determine if the given lines are perpendicular? (I'll post picture in comments) a. determine if they have slopes with opposite values. b. determine if they have the same slope. c. determine if the product of their slope is 1. d. determine if the product of their slope is -1.

OpenStudy (anonymous):

D :)

OpenStudy (anonymous):

product of slopes of perpendicular lines is -1

OpenStudy (anonymous):

Oh thank you :)

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