Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 424
Fig. 9. Use of Square to Find Miter ofHexagon. It is shown that 346 THE STEEL SQUARE … for a pentagon, which makes a 36-degree angle with the plate, the figure to be used on the square for run is 14| inches; for a hexagon, which makes a 30-degree angle with the plate, the figure will be 13| inches; and for an octagon, which makes an angle of 22* de-grees with the plate, the figure to…
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
