Not enough information.
Was the balloon tied to the top of the stake, to the bottom?
The balloon is now 6 feet away from the stake ???
horizontally? vertically?
You tie a balloon to a stake in the ground. The rope is 10 feet long. As the wind picks up, you observe
that the balloon is now 6 feet away from the stake. How far above the ground is the balloon now?
3 answers
Not sure, there wasn't any more information other than that.
think of a 6-8-10 right triangle