Perspective and geometrical drawing : adapted to the use of candidates for second and third-class teachers' certificates (1887)
McGuirl, Thos. H. (Thomas H.) · Toronto, Ont. : W. Briggs · leaf 47
arc TY, cutting B.L. in Y. Join G C.Y..H C.Y. and KC.Y.; and join also LM and YM to cutK C.Y. in E and C. Through E draw EAF, and througliC draw CDB, each parallel to B.L., and cutting H C.Y. in Aand D respectively ; join BA and AC : then ABC will be thetriangle required. For CK = KY = KT = 5, and… … Example 3.—Draw an equilateral triangle, each side 4, oneside on ground plane parallel to L.D. ; triangle placed J_ toground plane and touching P.P. 3 to right. Draw H.L., B.L. and L.D., and find M. Take point D 3to P., and B 3 to right of D ; on DB describe the equilateraltriangle DGB. Bisect DB…
Geometrical drawing · Perspective
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