Nystrom, John W. (John William), 1824-1885 · Philadelphia, J.B. Lippincott · leaf 95
at the ends. Pyramid is bounded between a rightlined plane, and one point at a distancefrom the plane. The sides of the rightlined plane, are bases of triangles deter-minating at the aforesaid point, (vertex.) Perimeter is the sum of all the sides in a figure, plane or solid. Polyhedrons. See page…
Mechanical engineering · Engineering
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