Detroit. Public schools. Dept. of instruction, teacher training and research. [from old catalog], Kepler, Frank Roy. [from old catalog] · Detroit · leaf 32
extreme right-hand element is cut % above thebase. The original altitude of the cone was 3%. Page 13. Prob. 31. Truncated Oblique Cone. An oblique cone witha circular base, ^V^!^ in diameter, is Zy^ in altitude. Its apexis 2 to the right of the center of the base and its axis isparallel to V, while… … HYPeRBOLA P/G. 33 Prob. 32. Conic Sections. Taking a right circular coneV^ in diameter at the base, 3%^^ in altitude, cut it by planesthrough a point on the right 23/4 above the base; the firstparallel to the left-hand element, the second at about 45° toH, the third perpendicular to the base. All…
Projection
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