Question

Try these one...
You have a piece of paper, 10cm by 10cm. Area = 100cm^2. For some reason, you need a square piece of paper with an area of 50cm^2. Using the paper you have, what's an easy way of getting the new square?

Answer 1

@Yttrium

Answer 2

hmmmm

Answer 3

Fold the four corners of the square into the center. This will double the thickness of the paper, and thus will half its area.

Answer 4

@AngelicMelody

Answer 5

divide length by sqrt 2