## {4,4}, pentomino 10 (Y), solution 10
e2.
angleunit(pi/2)
# the line below lets us specify internal angles
angleofs(pi)
unittile(1,1,2,2,2,1,1,2,3,1,1,3)
# the Conway notation
conway("(0 5)(1)(2 4)(3)(6 11)(7)(8 10)(9)")
sublines(1)