Mechanical drawing. Elementary and advanced (1910)
Reid, John S. (John Simpson), 1856- · New York, J. Wiley & sons; [etc, etc.] · leaf 41
draw a tangent ABto the given circle. From C with any radius describe a semi-circle cutting the given circle. Divide the semicircle into asmany equal parts as the polygon is required to have sides, asI, 2, 3, 4, 5, 6. Draw lines from C through each division,cutting the circle in points which will…
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