Cyclopedia of architecture, carpentry, and building; a general reference work .. (1912)
American School (Lansing, Ill.) · Chicago, American school of correspondence · leaf 420
in the figure: 360 H- 8 = 45; and 45 -^ 2 = 22^ degrees.This gives the degree line for the octagon. Complete the process aswas described for the other polygons. By using the following figures for the various polygons, the miterlines may be found; but in these figures no account is taken of… … Fig. 8. Use of Square to Find Miter of EcLuilateral Triangle. Octagon 17 in. and 7 in.Nonagon 22^ 9Decagon 9^ 3The miter is to be drawn along the Hne of the first column, as shown for the triangle inFig. 8, and for thehexagon in Fig. 9.In Fig. 10 isshown a diagramfor finding degreeson the square.…
Architecture · Building
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