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Mathematics 21 Online
OpenStudy (anonymous):

The measure of the angle formed by two intersecting perpendicular lines is 90°. True or False?

OpenStudy (kc_kennylau):

What are perpendicular lines?

OpenStudy (anonymous):

lines that intersect?

OpenStudy (kc_kennylau):

no...

OpenStudy (kc_kennylau):

perpendicular lines are lines that form a 90degree angle upon meeting, like this:|dw:1384954699900:dw|

OpenStudy (anonymous):

thanks

OpenStudy (kc_kennylau):

no problem :)

OpenStudy (anonymous):

or this

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