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Problema

 
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stelian



Joined: 18 Dec 2009
Posts: 1

PostPosted: Fri Mar 12, 2010 4:24 pm    Post subject: Problema Reply with quote

Se da un triunghi ABC si un punct P oarecare.AP,BP,CP se intersecteaza cu BC,AC,respectiv AB in punctele M,N,P.
a)Atunci dreptele determinate de mijlocul lui AB si mijlocul lui MN, mijlocul lui BC si mijlocul lui NP, mijlocul lui AC si mijlocul lui MP sunt concurente intr-un punct Q.
b) P,Q,G coliniare unde G-centrul de greutate al lui ABC.
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