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Mathematics 13 Online
OpenStudy (istim):

Triangle ABC is an equilateral triangle, with O as its centroid. Show that OA+OB+OC=0.

hero (hero):

The distance is zero? How can that be?

OpenStudy (istim):

|dw:1328767321746:dw|

OpenStudy (istim):

That's what I think it looks like.

hero (hero):

Yeah, but distance is always positive so how can you add three positive distances and get zero?

OpenStudy (istim):

|dw:1328767379548:dw|

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