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Módulo 4 [Tarea 4]
Se considera un cubo (ABCDEFGH).
i) Determina el plano α = (HFA).
ii) Determina las intersecciones de (ABCDEFGH) con el plano α
iii) Demuestra que el T(HFA) es equilátero.
iv) Demuestra que (HFAE) es tetraedro y señala el tipo.