Young, George, jr, Baxter, Hubert Eugene, joint author · New York, The Macmillan Co. · leaf 118
lar to ZZ, and that the dis-tance Zfc* is equal to Zb. It should be noted particularly that the line ah, its H pro-jection, ab, the rabattement, a^ft*, and the H trace of the plane,ZZ*, all pass through the point o*, which is the H trace of thegiven line. In Fig. 103, the above operation is… … Fig. 103 intersect is the required point fo*. The point just determinedmay be connected with a*, giving the rabattement of the lineab ; or with Z, giving the rabattement of the V trace of Z. It should be noted that the rabattement of all points on Z,and within the first quadrant, will lie within…
Geometry, Descriptive
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