Hand book of calculations for engineers and firemen : Relating to the steam engine, the steam boiler, pumps, shafting, etc. . Fig~97. Problem XXIY. To inscribe ahexagon in a circle, Fig. 98. Drawa diameter A G B; from A and B ascenters with the radius of the circleA G, cut the circumference at D,E, F, G, and draw A D, D E, etc.,to form the The points D E, etc., may befound by stepping the radius (with thedividers) six times round the circle. D Fig. 96Problem XXIII. To constructa hexagon upon a given straightline, Fig. 97. From A and B theends of the given line describe arcsjD cut
Hand book of calculations for engineers and firemen : Relating to the steam engine, the steam boiler, pumps, shafting, etc. . Fig~97. Problem XXIY. To inscribe ahexagon in a circle, Fig. 98. Drawa diameter A G B; from A and B ascenters with the radius of the circleA G, cut the circumference at D,E, F, G, and draw A D, D E, etc.,to form the The points D E, etc., may befound by stepping the radius (with thedividers) six times round the circle. D Fig. 96Problem XXIII. To constructa hexagon upon a given straightline, Fig. 97. From A and B theends of the given line describe arcsjD cutting at G; from G with theradius G A describe a circle. Withthe same radius set oh* the arcsAG, G Fund BD, DE. Join thepoints so found to form the Fig. 98. Hand Book of Calculations. 147 Problem XXV. To describe an octagon on a given straight line, Fig. G9.
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