Radii of the three tangent circles of equal radius which are inscribed within a circle of given radius | javascript program to find the radii of the three tangent circles of equal radius when the radius of the circumscribed circle is given ; Driver code
function threetangcircle ( R ) { document . write ( " " + 0.4645 * R ) ; } var R = 4 ; threetangcircle ( R ) ;