I'm a little less than halfway back to the house immediately west of you. [Which is even less exact than going by tree lengths, but if she's been exploring this place too then she should at least get a vague idea from that.

The supposed-to-be-reassuring almost-smile he gives her looks completely natural. He's had a lot of opportunity to practice it.] You should worry about yourself first. I didn't see much firewood in there, but there's still furniture.