Inegalitate in triunghi

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Sorin Borodi
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Inegalitate in triunghi

Post by Sorin Borodi »

Cine stie ? Inegalitatea de mai jos este una cunoscuta ?
"In orice triunghi,suma patratelor bisectoarelor este mai mare decat de 5 ori aria".
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Marius Mainea
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Post by Marius Mainea »

\( l_a^2+l_b^2+l_c^2\ge 3S\sqrt{3} \)
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