Industrial drawing and geometry; an introduction to various branches of technical drawing (1911)
Spooner, Henry John, 1856- · London, New York [etc.] Longmans, Green, and co. · leaf 39
Pig. 69. Pig. 70.—Triangle, sides in given proportion. Pig. 71. shall be a given Length (say 5) and Sides in a given Proportion (say 2:3: 4).—Draw the line AB 5 long (Fig. 70). At A draw AG,making any angle with AB, and, with a distance between the legs of the compasses equal to about {.0 + 3 + 4.…
Mechanical drawing · Geometrical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
