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Descriptive geometry (1921)

Young, George, jr, Baxter, Hubert Eugene, joint author · New York, The Macmillan Co. · leaf 49

An illustration from Descriptive geometry, 1921, leaf 49
e given conditions by movingeither the line or a plane of projec-tion so that the conditions becomethose of a special case. Sometimesone method is more desirable, and sometimes the other. Thestudent should be able to use either method with facility. The principle of the second method, viz., that it… … EXERCISE SHEET VHI In Exs. 1-5, take P at the right, 16 from the border line and turnedaway from the objects, into Y. Draw the profile projections in prob-lems 4 and 5 only. In Exs. 1-4, use the first method. 1. Given a (60, 6, 7) and 6 (51, 13, 11), find the true length of aband the angle it makes…

Geometry, Descriptive

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