Enocontre a mediana relativa ao vertice C do triangulo de vertices A (1,2) B (3,5) e C (2,-1)…
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Asked: 28 de fevereiro de 20112011-02-28T15:59:53-03:00 2011-02-28T15:59:53-03:00Matemática
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m(AB) => (2 , 7/2 ) = K
KC² = ( 2 – 2 )² + ( – 1 + 7/2 )²
KC² = ( – 2 + 7 / 2 )²
KC² = ( 5 / 2 )²
KC² = 25 / 4
KC = 5 / 2
——————– > 5 / 2 < -------------------------