Gore, James Howard, 1856-1939 · New York, Longmans, Green, and co. · leaf 186
to the product of its base by its altitude. 426. COR. 3. If a = b = c, then (from 424) P= a x a x a =•-a3;that is, the volume of a cube (403) is the cube of its edge. EXERCISES, 1. Show that the diagonals of a parallelepiped bisect each other. 2. Show that the square of a diagonal of a rectangular… … Let P be any parallelepiped with the base B and altitude h.To prove that vol. P = B x h. Extend the lines CD and EF and also the correspondinglines of the base, and construct thereon the indefinite prism P.Cut from this the right prism Q, whose altitude HK is equalto the lateral edge CD. 174 SOLID…
Geometry
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