If irrational number cannot be expressed in the form p/q where p and q are integers, and q is not = 0, then why pi is irrational though it is represented in the form p/q

If irrational number cannot be expressed in the form p/q where p and q

1.	If irrational number cannot be expressed in the form p/q where p and q are integers, and q is not = 0, then why pi is irrational though it is represented in the form p/q
Answer» If irrational number cannot be expressed in the form p/q where p and q are integers, and q is not = 0, then why pi is irrational though it is represented in the form p/q