A treatise on special or elementary geometry (1877)
Olney, Edward, 1827-1887, Olney, Edward, 1827-1887. Elements of trigonometry, plane and spherical · New York : Sheldon · leaf 212
base whichforms its base; and the sum of the areas of the facesis the common altitude into the sum of the bases of / / / / /the faces, that is, into the perimeter of the base of / / / • • -^Ihe prism, q. e. d. / / .g. . 476. A Cylindrical Surface is a curved surface traced by a straight line… … Fig. 296. III.—Suppose a line to start from the position AB. and move towards N in 192 ELEMENTARY SOLID GEOMETRY. such a manner as to remain all the time parallel to its first position AB, whUe A traces the curve A123456 M. The surface thus traced is a Gyliil drical Surface; AB is the Geiierattix,…
Geometry · Trigonometry
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