Using my flat truss module, connects 3 trusses in an equilateral triangle, creating a 3-D truss structure. Imagine 3 two dimensional truss structures connected in
...Plus the shape of a triangular prism. Conceivably could create any shape if it could be made from rectangular pieces. Boxes,tubes with various numbers of sides, arches (with a little help)...
EDIT: Integrated qharley's changes to better space the diagonal supports.
