Geotrignometry by Mehul Chaturvedi

$Three\quad Equal\quad Circle\quad of\quad Radius\quad 1m\quad Touch\quad Each\quad Other\\ find\quad Radius\quad of\quad the\quad circle\quad which\quad touches\quad all\quad three$

There Could be two Answers but you have to choose larger/greater one

NOTE:Find answer till 3 decimal places

You can use calculator