Genius student solved this in 1 minute - insanely hard geometry problem
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Incredibly hard geometry problem from Russia
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Can you solve this viral problem?
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BASIC Calculus – Understand Why Calculus is so POWERFUL!
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When a genius misses an easy question
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El problema más difícil en la prueba más difícil.
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What Is The Shaded Area?
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18 year old students just discovered a proof of Pythagoras that mathematicians said was impossible
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