Question

who has calculated the circumference of the earth and considered the value of pi=22/7? ​

Answer 1

Answer:

Aryabhatta

Explanation: Aryabhatta calculated the circumference of the earth and used Pi= 22/7 as constant in the calculation around 5th century B. C.

Answer 2

Answer:

pi=π

p

$\pi \\ is \: not \: define \\ \pi \: is.$