Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 130
Fig. 235.circle. Each of the other radii can be proved in the same way. Peoblem 153. To divide the area of a given circle into any number of equal partswhich shall also have equcd perimeters, e.g. five. Draw the diameter AB, and divide it into five equal parts … Fig. 236. (Prob. 10). Bisect the 1st, 2nd, 4th, and 5th divisions in thepoints C, D, E, and E (Prob. 1). With C and F as centres, and no PRACTICAL PLANE GEOMETRY chap. CA as radius, draw two semicircles. With 1 and 4 as centres,and lA as radius, draw two semicircles. With D and E ascentres, and DA…
Geometrical drawing
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