It’s possible, perhaps even likely, that a nine-win team will make the NFC playoffs. If the Redskins can get to that level it’s very likely that they would win the tiebreaker against any other nine-win NFC team and snag the final wild card slot.
Read (scout.com)
…but they need help. They also need the Cowboys, Falcons, and Vikings to each lose 2 of their last 4 games… Possible? Yes. Likely? Unfortunately, no.