The mechanical engineer's pocket-book. A reference-book of rules, tables, data, and formulæ, for the use of engineers, mechanics, and students (1910)
Kent, William, 1851-1918 · New York, J. Wiley & sons · leaf 88
r 9, 12, 15. GEOMETRICAL PROBLEMS. 39 5. To draw a perpendicular toa straight line from any pointwithout it (Fig. 5). — From thepoint A, with a sufficient radius cutthe given line at F and G, and fromthese points describe arcs cutting atE. Draw the perpendicular A E. 6. To draw a straight… … I I _<! A— 7. To divide a straight line intoa number of equal parts (Fig. 7).— To divide the line A B into, say,five parts, draw the line A C at anangle from A; set off five equal parts;draw B5 and draw parallels to itfrom the other points of division inA C. These parallels divide A B…
Mechanical engineering
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