Answers

2014-03-14T17:55:51+05:30
We know equliateral traingle all side are =;
let there side be x;
x+x+x=100
or x=100/3
Area= \sqrt{3}/4* side ^2
  root 3 / 4 * 10000/9= on soving you will get
For diagonal
for diagonal we can use P.G.T And on soving we can get.
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