File:01_khafre_north.jpg · Wikimedia Commons · See Wikimedia Commons
thumb|Pyramid of Khafre, Egypt, built A pyramid (, from the Egyptian , the vertical height of the structure) is a structure whose visible surfaces are triangular in broad outline and converge toward the top, making the appearance roughly a pyramid in the geometric sense. The base of a pyramid can be of any polygon shape, such as triangular or quadrilateral, and its surface-lines either filled or stepped.
A pyramid is a structure with triangular surfaces that meet at a point at the top, and its base can be any polygon shape like a triangle or square. Pyramids matter as significant architectural achievements, most famously exemplified by ancient Egyptian pyramids like the Pyramid of Khafre, which demonstrate sophisticated engineering and cultural importance across civilizations.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).