Young, George, jr, Baxter, Hubert Eugene, joint author · New York, Macmillan · leaf 219
oughthe line and per-pendicular to H or V. The intersection of this plane with thegiven surface can be found as in § 175. The points where thiscurve meets the given line are the required piercing points. 177. To Find the Line of Intersection between any Two Sur-faces of Revolution. (See also §… … FiQ. 184 Vni. § 177] CURVED SURFACES 201 I. Pakallel Axes. In this case planes perpendicular tothe axes will cut circles from each of the surfaces. II. Intersecting Axes. It is often difficult to find a planewhich cuts both surfaces in curves which are sufficiently simpleto give an easy solu-tion.…
Geometry, Descriptive
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