Lune of Hippocrates

Lune of Hippocrates 1, Lunes of Alhazen: Circle Areas and Right Triangle.

For any right triangle ACB the sum of the areas of the lunes BC and AC is equal to the area of the triangle.
A lune is a plane figure bounded by two circular arcs of unequal radii.


 

See also: Geometric Art of Lunes of Hippocrates 1

 

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