Legendre, A. M. (Adrien Marie), 1752-1833, Brewster, David, Sir, 1781-1868, Davies, Charles, 1798-1876 · New York, Wiley & Long · leaf 172
- arc.C ]) equal to AD x ( ^ ). … For, inscribe in the bases of thefrustums two regular polygons of thesame number of sides, and havingtheir homologous sides parallel, eachto each. The lines joining the ver-tices of the homologous angles maybe regarded as the edges of the frus-tum of a regular pyramid inscribedin the frustum of the…
Trigonometry · Geometry
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