## {4,4}, tromino 1A2 + tromino 1A2, solution 5
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 2')(2 0')(1)(3 7')(7 3')(4 6')(6 4')(5 5')(1')")
sublines(1)