Appletons' cyclopædia of technical drawing : embracing the principles of construction as applied to practical design ... (1896)
Worthen, W. E. (William Ezra), 1819-1897 · New York : D. Appleton · leaf 35
d. 3 18 CONSTRUCTION OP GEOMETRICAL PROBLEMS. In the same way, a circle may be described about a rectangle. To inscribe, a circle in a square; and to describe a square about a circle(Fig. 62). To inscribe the circle. Draw the diagonals A B, C D, of the given square,cutting at E; draw the… … and produce them; bisect the angle D E B at the centre by the diameter F G,.and through F and G draw perpendiculars A C, B D, and join the points A, D,B, C, where they cut the diagonals, to complete the square. To inscribe a pentagon in a circle (Fig. 63). Draw two diameters, A C, B D, at right…
Mechanical drawing
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