Lange, David C. (David Christoph) · New York, John Wiley & sons, inc.; [etc., etc.] · leaf 94
on is then determined and also the points of tangencyof the polygon and the circle. These points, connectedby a curve, determine the shadow of the circular surfaceor plane. (Fig. 40.) QUESTIONS ON THE SHADOWS OF PLANES 23. How is the shadow of any plane surface determinedon another plane surface on… … uljiTifil.wijiiUiii\ A Section throuoh a RriLniNr,. 82 SHADES AND SHADOWS OF SOLIDS V. SHADES AND SHADOWS OF SOLIDS 30. To find the shadow of a Polyhedron of such shapethat none of its faces is perpendicular or parallel to thecoordinates or planes receiving its shadow. Let abed be any Polyhedron…
Shades and shadows · Geometry, Descriptive
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