Yes, with a text editor... For example:
gives
or
Of these two possibilities, the 1st one is the right since it splits in half the very flat angle.
Code:
p1 p2 p3 (too flat angle) p4
4 6 23.86372 0 -160.7092 48.374 0 -174.727 47.547 0 -171.369 46.777 0 -168.254
Code:
p1 p2 p3
3 6 23.86372 0 -160.7092 48.374 0 -174.727 47.547 0 -171.369
p3 p4 p1
3 6 47.547 0 -171.369 46.777 0 -168.254 23.86372 0 -160.7092
Code:
p2 p3 (too flat angle) p4
3 6 48.374 0 -174.727 47.547 0 -171.369 46.777 0 -168.254
p4 p1 p2
3 6 46.777 0 -168.254 23.86372 0 -160.7092 48.374 0 -174.727
Of these two possibilities, the 1st one is the right since it splits in half the very flat angle.