SOLUTION: I am finding distance and I don't know how to do square root by hand. How do you find the square root of 21 by hand?

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Question 67203: I am finding distance and I don't know how to do square root by hand. How do you find the square root of 21 by hand?
Answer by stanbon(48564) About Me  (Show Source):
You can put this solution on YOUR website!
Here is a site that has an active calculator
http://www.math.com/students/calculators/source/scientific.htm
Select the 2 button, then the 1 button, then the button that
looks like a V. You will get the square root of 21.
Cheers,
Stan H.