Question

What is the formula of π? Why it is considered as a irrational number?

Answer 1

π (Pi) is an irrational number. π = 3.1415926535897932384626433832795... ( and more). its value is not accurate. We cannot write down a simple fraction that equals Pi. An rational should be accurate and can write in form p/q.

Therefore, it is an irrational number.