Perspective and geometrical drawing adapted to the use of candidates for second and third-class teachers' certificates (1887)
McGuirl, Thomas H. [from old catalog] · Toronto, W. Briggs; · leaf 125
ented by 5-2 —-—, or f of 180°; hence it is always necessary to draw 0 through the second point of division. (h) In a given circle. Let ABE be the given circle; draw any diameter FC, anddivide it into as many equal parts as the figure is to havesides (in this case five); with centre C and distance… … Ifo, 19,—To construct a regular pentagon on a given lineby a special method. Let AB be the given line; describe arcs CAD and CBD,with radius AB; join CD; with centre D and distance sameas AB describe arc EABF, cutting former arc in E and F. GEOMETRICAL DRAWING. 121 Join FG and EG, and produce them…
Geometrical drawing · Perspective
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