Circle Inscribed In A Square

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An illustration of a circle inscribed in a square. It can be used to show that the area of a circle is .7854 of the area of a square whose sides are equal to its diameter.


E. E. White White's New Complete Arithmetic (New York: American Book Company, 1883) 161


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2379×2400, 333.5 KiB

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Small GIF

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