If triangle def is similar to triangle abc, area of triangle def=4/9(area of abc) then find bc /ef

If triangle def is similar to triangle abc, area of triangle def=4/9(a

1.	If triangle def is similar to triangle abc, area of triangle def=4/9(area of abc) then find bc /ef
Answer» Area ofΔabc/area of Δdef=9/4=(bc)²/(ef)²√9/√4=bc/ef3/2=bc/ef. Ans