Higher geometry; an introduction to advanced methods in analytic geometry (1922)
Woods, Frederick S. (Frederick Shenstone), 1864- · Boston, New York, Ginn and Company · leaf 75
Fig. 15 62 TWO-DIMENSIONAL GEOMETRY … Tig. 10 When real tangents cannot be drawn from P, as in Fig. 16, thepolar of P may be constructed as follows: Through P draw two chords, one intersecting the curve in thepoints B and S and the other intersecting the curve in the pointsT and V. Draw the tangentsat the points B, S, T, and V,and let…
Geometry, Analytic
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