What is the square root of 216?

1 Answer
Oct 13, 2015

6sqrt6

Explanation:

Start by factoring 216 completely. Just simplify it afterwards.

sqrt216
=sqrt(2*2*2*3*3*3)
=sqrt(2^2*2*3^2*3)
=(2*3)sqrt(2*3)
color(red)(=6sqrt6)