An octahedron is a three-dimensional geometric shape with eight flat faces, and the most common type—called a regular octahedron—is made up of eight identical equilateral triangles arranged so that four triangles meet at each corner point. While regular octahedra are important as one of the five Platonic solids, many other irregular octahedra exist with different shapes and properties.
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Un octaedro u octoedro (del griego ὀκτώ "ocho" y ἕδρα "asiento" o "cara") es un poliedro de ocho caras. Con este número de caras puede ser un poliedro convexo o un . Sus caras pueden ser poliedros de siete lados o más. Si las ocho caras del octaedro son triángulos equiláteros, iguales entre sí, el octaedro es convexo y se denomina regular, siendo una figura de los denominados sólidos platónicos.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).