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Coleção de arquivos interativos sobre cevianas e pontos notáveis em triângulos, destacando segmentos, retas, ângulos, figuras inscritas e circunscritas e a reta de Euler.
1. Alturas, Ortocentro e Triângulo Órtico
2. Medianas e Baricentro
3. Bissetrizes, Incentro e Circunferência Inscrita
4. Mediatrizes, Circuncentro e Circunferência Circunscrita