How was Bilbo able to escape?

Answer 1

Bilbo uses his magic ring and his wits. He follows Gollum with the ring on and is able to leap over him to get to the back door. There he squeezes through, though he lose his buttons doing so.

Answer 2

Bilbo hung on to Dori's legs when the eagle plucked Dori from the tree. Therefore, both the eagle and Dori were instrumental in helping Bilbo escape from the tree.

Answer 3

{| |- | Dori was the one who helped him. He climbed back down out of the tree and boosted Bilbo up. He was almost caught by the wolves as he scrambled back up into safety. |}

Answer 4

The eagles came and rescued the party from the trees. They were flown off into the mountains and later left not too far from Beorn's home.

Answer 5

Dori

Answer 6

Dori