[BrandoElFollito]

As an ex-physicist, pi^2 is 10. Like g.

I get it that this is a nice calculation with the Zeta function and everything, but 3 and a small something squared will be near 10 so it is 10.

[yencabulator]

My high school physics teacher made a point of doing math on the size of the moon with pi=3. Close enough.