Question

history of pie in various ancient civilizations

Answer 1

The value of pi was known to Ancient Indian mathematicians like Bhaskaracharya and Aryabhatt.

Answer 2

$\large\red{ANSWER}$

The oldest evidence of pie is found in the Rhind Papyrus, which dates from about 1650 BC. The Egyptian calculated the value of pie as 4 × (8/9)² = 3.16. ... The Chinese mathematician, Zu Chongzhi, calculated the value of pie to six decimal places and demonstrated the value of pie as 3.1415926 < π < 3.1415927.