Let A', B', C' be the midpoints of the sides BC, CA, AB of the triangle ABC. Show that [tex]\overline{AA'}[/tex]+[tex]\overline{BB'}[/tex]+[tex]\overline{CC'}[/tex]=[tex]\overline{0}[/tex](adsbygoogle = window.adsbygoogle || []).push({});

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# Quick Vector Question

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