Davies, Charles, 1798-1876 · New York and Chicago, A. S. Barnes and company · leaf 130
16. A Cylinder is a solid, described bythe revolution of a rectangle, AEFD,about a fixed side, EF. As the rectangle AEFD, turns aroundthe side EF, like a door upon its hinges,the lines AE and FD describe circles,and the line AD describes the convex sur-face of the cylinder. The circle described by… … lowercallod 130 GEOMETRY Of the CyUnder The immovable line EF is called the axis of the cylinderA cylinder, therefore, is a round body with circular ends 17. If a plane be passed through theaxis of a cylinder, it will intersect the cylin-der in a rectangle, P#, which is doublethe revolving…
Geometry · Plane trigonometry
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