Which of these numbers is not rational?

A. 3 squared
B. .25
C. 1/5
D. 9 squared

3 answers

It's the square root of 3 and 9
They're not squared oops
or maybe they are
im kinda confuzzled ya know?
This site should unconfuzzle you.

https://www.mathsisfun.com/irrational-numbers.html