Brief synopsis of the course of lectures in descriptive geometry; as arranged for the first year Faculty of Applied Science and Engineering, University of Toronto. [By] J. Roy Cockburn (1922)
Cockburn, J. Roy · [Toronto] University of Toronto Engineering Society · leaf 23
21 Let AB and CD be the given lines. It is required to pass aplane through CD parallel to AB. Through the point D on CD draw the line EF parallel to AB.Find the traces of a plane containing CD and EF. Prob. V Problem XVI To find the shortest distance from a given point to a given straightline.… … The shortest distance from a; to ^5 is evidenlty the length ofa perpendicular from X to AB. Through X pass a plane LAIN perpendicular to line AB. Prob. XIII Find the point Y where line AB intersects plane LMN. Prob. X The line joining the points X and Y being in a plane whichis perpendicular to…
Geometry, Descriptive
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
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