Cle9ahAleamo Cle9ahAleamo

12-11-2016
Mathematics

contestada

Which set of side lengths represents a triangle with 3 lines of reflectional symmetry?

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mozarth11 mozarth11

12-11-2016

O que posso acrescentar é que 3 linhas de segmentos reflexivas no triângulo definem o baricentro... estas 3 linhas serão as medianas do triângulo e o baricentro divide as linhas em 3 partes iguais.

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