This size can be built using all 92-5/8" standard lumber; qty. 105
Longest struts are about 89 inches.
FI (Face Intermediate) struts are shown, further dividing the right
triangles. Use to support cover materials on larger domes.
Bottom triangles have 2 rectangle sizes as an example of using FI
struts to make a window frame for standard off-the-shelf windows.