Largest right circular cylinder that can be inscribed within a cone which is in turn inscribed within a cube | Function to find the biggest right circular cylinder ; side cannot be negative ; radius of right circular cylinder ; height of right circular cylinder ; volume of right circular cylinder ; Driver code
function cyl ( a ) { if ( a < 0 ) return - 1 ; var r = ( 2 * a * ( Math . sqrt ( 2 ) ) / 3 ) ; var h = ( 2 * a ) / 3 ; var V = ( 3.14 * ( Math . pow ( r , 2 ) * h ) ) ; return V ; } var a = 5 ; document . write ( cyl ( a ) . toFixed ( 5 ) ) ;