Babbit, Arthur B · New York, H. Holt and company · leaf 186
es. A trun-cated prism is shown inFig. 91. Prisms are named bytheir bases. They aretriangular, square, rec-FiG. 9i. tangular, hexagonal, etc., as the bases are triangles, square, rectangles, hex-agons, etc. Pyramids A pyramid is a polyhedron one face of which,called the base, is a polygon and whose… … 176 MECHANICAL DRAWING
Mechanical drawing
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