maebee that junk shood be
[(6*sqrt(2)) -2*sqrt(6)] / [4*sqrt(11)]
=2*[3*sqrt(2) -sqrt(2*3)] / [4*sqrt(11)]
=(1/2)sqrt(2)*[3-sqrt(3)] / sqrt(11)
=(1/2)sqrt(2)*sqrt(3) / sqrt(11)
same as (1/2) sqrt(6) / sqrt(11)
same as sqrt(6/4) / sqrt(11)
same as sqrt(1.5) /sqrt(11)
sqrt(11)=3.3166247903554