Answers

2015-07-30T21:57:56+08:00
The Brainliest Answer!
2015-07-30T22:01:15+08:00
9 because when you multiply 9x9 the answer is 81
2 5 2
i think its not a perfect square
6.403124237?
I'm not good at this -_-
but you already answer his question hahaha
-_- Yeah Right