Question

how can we classify that pi is irrationsl or rational?​

Answer 1

There are actually two ways in which financial ratios can be classified. There is the classical approach, where ratios are classified on the basis of the accounting statement from where they are obtained. The other is a more functional classification, based on the uses of the ratios and the purpose for which they are calculated.

Answer 2

Answer:

if a decimal number doesn't reprat or end,it is called irrational number.

The value of pi is 3.1415......

Hence it is irrational.