Young, George, jr, Baxter, Hubert Eugene, joint author · New York, Macmillan · leaf 142
^curved. For the same reason, these projections can never … show the true shapeof the curve. Thetrue form of such acurve can be seenonly by visualizingit from its projec-tions, or by buildinga three-dimensionalmodel. FiQ. 120 124 DESCRIPTIVE GEOMETRY [VII, {109 Let the student prove that if any two curves are drawn onH and V, at equal distances from P,…
Geometry, Descriptive
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