If a→,b→,c→ are the position vectors of the vertices of an equil – InterviewSolution

1.	If a→,b→,c→ are the position vectors of the vertices of an equilateral triangle whose circumcentre is at the origin, then a→+b→+c→ = _____________.
Answer» If $\vec{a}, \vec{b}, \vec{c}$ are the position vectors of the vertices of an equilateral triangle whose circumcentre is at the origin, then $\vec{a} + \vec{b} + \vec{c}$ = _____________.

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