Young, George, jr, Baxter, Hubert Eugene, joint author · New York, Macmillan · leaf 43
jections, eachprojection should be considered separately. By taking succes-sive points along the H projection, and comparing their relativedistances from HA, the slope of the actual line with regard toV can be determined. The same process with the V projectiongives the slope of the actual line with… … Ill, § 23] PROJECTION OF LINES 25 22. Limiting Projections of a Plane Figtire. Another exer-cise of value consists in studying the possible variations in theprojections of plane figures. Try a square. Place it in variouspositions with respect to H, V, and P, and note the projectionsin the limiting…
Geometry, Descriptive
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