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The starting point of the coordinates is the vertex О of the tetrahedron ОАВС and the...

The starting point of the coordinates is the vertex О of the tetrahedron ОАВС and the base vectors
are ОА, ОБ and ОС. Express the vectors of the tetrahedra of the tetrahedron (ie the vectors,
i.joining each vertex with the center of its opposite face) through the base vectors.

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Answer #1

501) Let OABC be the tetrahedron. Let the 31 OA :0B, OC are base) vectors. position vectors of OA,OB, OC be ăăă, respectivelySimilarly, for CGI CG, = og noc A + B + Ō OG Here ath 3 3 at5-32 OA +OB-364) => atba CG, - 3 3 similarly AG2 for OGO AG - 5+2

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