Kenison, Ervin, Bradley, Harry Cyrus, 1871-1936 · New York : The Macmillan Company · leaf 111
Fig. 153. Fig. 154. In general, the auxiliary line D may be drawn parallel toeither of the given lines A or B; but in this case D shouldobviously be drawn parallel to A in order to obtain a resultwithin the limits of the figure. Example 5. Let the lines A and B, Fig. 154, be sufficientto locate HQ…
Geometry, Descriptive
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