Answers

The Brainliest Answer!
2014-05-02T11:41:05+05:30
Well just use the Pythagoras theorem 
the side is 10
explanation:
Take side to be a
then by Pythagoras theorem 
a²+a²=2a²
then side of diagonal is 10√2=√(2a²)
a=10 cm
2 5 2
2014-05-02T11:41:48+05:30
The side is a=10 cm
is ur answer 
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