## {4,4}, domino 1F + tromino 2F, solution 69 e2. angleunit(pi/2) # the line below lets us specify internal angles angleofs(pi) unittile(1,1,2,1,1,2) unittile(1,1,2,1,2,1,1,3) # the Conway notation conway("(0 0')(1 7')(2 3')(3 2')(4 4')(5 6')(1' 5')") sublines(1)