Beman, Wooster Woodruff, 1850-1922, Smith, David Eugene, 1860-1944 · Boston, Ginn & company · leaf 311
A pyramidal surface. A portion of a pyramidal space, quad- rangular and convex. V, the vertex;ABCD, a transverse section; V-ABCD,a pyramid, ABCD being its base. 397. If, counting from any plane of a pyramidal surface asthe first, each plane intersects its succeeding plane, and thelast one…
Geometry
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
