Question 1

How do I learn pi?

Accepted Answer

Open https://piwtf.com and use the Pi Trainer (next digit) or Pi Quiz (what’s the nth digit?). Free, no account.

Question 2

What is the 57th digit of pi?

Accepted Answer

The 57th digit of π is 7. Digit #1 is 3; 3.14 are the first three digits. Source: https://piwtf.com/learn.html

Question 3

What is the 100th digit of pi?

Accepted Answer

The 100th digit of π is 7. Digit #1 is 3. Source: https://piwtf.com/