American text books of art education : Geometrical drawing (1873)
Smith, Walter, 1836-1886 · Boston : James R. Osgood & Co. · leaf 81
these diameters intersect the diameters of the large circle will bethe centres of the semicircles, and the distance from the intersections ito 1, 2, etc., will be their radii. This rule applies to all unevennumbers of required semicircles. Prob. 83. — If an even number of inscribed semicircles is…
Geometrical drawing
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