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A coin rolls in the interior of a square along its sides without slipping. When the coin has returned to its starting...

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A coin rolls in the interior of a square along its sides without slipping. When the coin has returned to its starting position, it has made 1 whole revolution. If the coin’s radius is 1, what is the side length of the square?
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posted Dec 4, 2023 by Varun Kumar

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