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