Question

What about the sqare root of 21

Answer 1

Square root of 21..

4.58257569496

Rounded to the nearest tenth = 4.6

Rounded to the nearest hundredth = 4.58

Square*

The number 21 is an irrational number

Answer 2

Hi, there your answer for the is 4.58257569

Step-by-step explanation:

21 is not a perfect square if the square root of 21 equals a whole number.