Metric paper which always has the same ratio of dimensions when folded in half that being 1/sqrt(2). How was the logic behind this derived?

Question

Metric paper which always has the same ratio of dimensions when folded in half that being 1/sqrt(2). How was the logic behind this derived?

In: Mathematics

Answer 1

[https://www.reddit.com/user/Average_guy94/comments/1azy72w/this/](https://www.reddit.com/user/Average_guy94/comments/1azy72w/this/)

that’s weird I solved my own problem (bothered my relative about this)