## {3,4}, triangle 1A1 + triangle 1A1, solution 2
s2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
distunit(edge(3,4))
unittile(1,1,1)
unittile(1,1,1)
# the Conway notation
conway("(0 1)(2 0')(1' 2')")