KNOWLEDGE

Do you know?

The constant Pi 

Maths Query 12-06-2025

What is Pi in Maths?

Value of Pi

When is Pi day celebrated?

About Pi

Pi is a Greek letter

Pronounced as 'pie'

Symbol of Pi 

Pi represents the ratio of circumference of circle to its diameter.

History of Pi

The symbol of Pi        first ever was used by Welsh mathematician William.

Archimedes was the first mathematician who calculated the approximate value of Pi.

Mathematicians who worked for value of 

Archimedes

Ptolemy

Liu Hui

 Aryabhatt

 Madhava

Srinivasa Ramanujan

Leonhard Euler

Ludolph van Ceulen

Johann Heinrich Lambert

The value of Pi

Value of pi is a constant which never changes.

3.14159

In digits

=

22 7

In fractions

Approx. value of 

=

  is an irrational number

Why?

Value of Pi

=

3.1415926535... so on

Because this value is non terminating and non repeating.

      is a transcendental number

It is not a solution of any non constant polynomial with rational coefficients.

When is Pi day celebrated?

International Day of Mathematics

14 March every year

Also known as

Celebrated on

Goverened by

International Mathematical Union

Official website

https://www.idm314.org/