## {4,5}, tromino 1F, solution 1
h2.
angleunit(2*pi/5)
# the line below lets us specify internal angles
angleofs(pi)
distunit(edge(4,5))
unittile(1,1,2,2,1,1,2,2)
# the Conway notation
conway("(0)(1 2)(3 7)(4 5)(6)")
sublines(1)