Given The Side Of A Hexagon, To Find The Width. (Fig. 64.) Lay out an equilateral triangle, upon bevel board, with the base ab, equal to the given side of the hexagon. Apply Formula 2. W = width of hexagon.

Formula 2. W = 2 cd.

43. Given the side of an octagon, to find the diagonal. (Fig. 65. Construct abcd. (Calculate the width and apply Formula 3.

D = diagonal.

G = given side.

W = width.

X = bridge measure.

Formula 3. D = X of G on To. W on Bl.