Compound of the Tetrahedron and the Triakis Tetrahedron Image Posted on 17 May 2013 by RobertLovesPi The triakis tetrahedron is the dual of the truncated tetrahedron. Software used: see http://www.software3d.com/stella.php. Share this:EmailFacebookLinkedInPinterestPocketPrintRedditSkypeTelegramTumblrTwitterWhatsAppLike this:Like Loading... Related