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Mathematics 7 Online
OpenStudy (hihi67):

This is for @Shawna.marie : What is perpendicular?

OpenStudy (hihi67):

@hartnn

OpenStudy (hihi67):

It's like right angled right?

OpenStudy (hihi67):

@AravindG

OpenStudy (anonymous):

A line is perpendicular to another if it meets or crosses it at right angles (90°).

OpenStudy (anonymous):

Perpendicular lines cross to form 90° angles at the intersection. The slopes of perpendicular lines are negative reciprocals.

OpenStudy (hihi67):

Thanks peeps! :D

OpenStudy (anonymous):

np @hihi67 :)

OpenStudy (hihi67):

aaand fyi, i knew the answer all ready, just double checking lol

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