as not

[navi]

Are these sentences correct:

1) We considered the madman not a threat.
2) We considered the madman not dangerous.

3) We saw the madman as not a threat.
4) We saw the madman as not dangerous.


5) We considered the madman to be not a threat.
6) We considered the madman to be not dangerous.

Gratefully,
Navi

[Bobinwales]

I would have said;
We didn't consider the madman dangerous.