It comes from the Greek alphabet
It was not invented it was discovered.
George VI created pi.
Pi is the relationship between the diameter and the circumference of a circle.
me
It is unknown which specific person invented pi, but ancient Egyptians are the first group to have used it.
No, this sign is not found on a keyboard. However you can find π (pi) on the Character Map program.
= 3.14
Archimedes
1994
Archimedes
a person
pi is an irrational number that is approximately equal to 3.14