## {4,4}, domino 1F + tromino 2F, solution 18
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)(1 5')(2 3)(4 4')(5 6')(0')(1' 7')(2' 3')")
sublines(1)