The American house carpenter: a treatise upon architecture, cornices and mouldings, framing, doors, windows and stairs. Together with the most important principles of practical geometry (1852)
Hatfield, R. G. (Robert Griffith), 1815-1879 · New York, J. Wiley · leaf 48
umber, as 2, 4, 6, &c., draw lines cuttmg the circle in the points, 2, 4, (fee.; from these points and at right angles to a c, draw lines to the opposite part of the circle ; this will give the remaining points for the polygon, as b, /, (fee. In forming a hexagon, the sides of the triangle… … for radius, describe arcs intersecting at c; join a and c, also cand b ; then a cb will be the triangle required.
Carpentry · Architecture
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