## {4,4}, tromino 1R + tromino 1F, solution 12
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,2,1,1,2,2)
unittile(1,1,2,2,1,1,2,2)
# the Conway notation
conway("(0 1')(1 6')[2 3'][3 4'](4 1')(5 6')[6 3'][7 4'](0' 7')[2' 5']")
sublines(1)