Answers

2015-08-27T20:43:32+08:00
Square root of 420 is 20
360 is 18
405 is 20
320 is 17
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TRY TO TIMES THE SQUARE ROOT TO ITS SELF IF THE GIVEN ANSWER WILL REVEAL.
no it is not the exact answer
SO YOUR ANS IS WRONG..
2015-08-27T20:44:29+08:00
IT HAS NO EXACT SQUARE ROOT.
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