rational?irrational?

[hummer]

8)

22/7 = pie
L.H.S is in the form of p/q hence it is a rational number (according to the defination)
Therefore, R.H.S which is pie is also a rational number.

Question- Why pie is described as irrational number in Mathematics?please explain?

[Binsi]

it has got something to do with the decimal expansion

[hidumkd]

22/7, it has non-terminating and non - recurring decimal expansion.And also it is an approximate value

[gargi.greatest]

22/7, it has non-terminating and non - recurring decimal expansion.And also it is an approximate value
ya correct

[hummer]

Thank you all