SOLUTION: Round to the hundreths.
The number was 164. 
How did 164 round to 12.81?
Algebra.Com
Question 758311:  Round to the hundreths.
The number was 164. 
How did 164 round to 12.81?
 
Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
 12.81 is the square root of 164. 
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