Jillian said square root of 25 is irrational because it is a square root. why is she incorrect?

Jillian is incorrect because is equal to 5, which is a rational number.

Step-by-step explanation:

A number is called rational number if it can be defined in the form of , where p and q are integers, q≠0.

I real number is called irrational if it cannot be defined as in the form of .

The given number is

It can be written as

is equal to 5, which is a rational number.

Therefore is a rational numbers and Jillian is incorrect.