How Eratosthenes Measured the Earth 2,000 Years Ago! 🌍
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How Eratosthenes Measured the Earth 2,000 Years Ago! 🌍
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I think someone already wrote a book about this #stem Sources: 1. “Saudi Arabia Is Building an Entire City in a Straight Line” – Popular Mechanics 2. “Mathematicians Think Saudi Arabia’s Ambitious ‘Line’ City Should Be a Circle” – Scientific American 3. “Arguments for building The Circle and not The Line in Saudi Arabia” – Nature (dot com) #greenscreen
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He also brought this up in 2015, but I guess no one gave him an answer... | pure mathematics
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