Question

in triangle abc , e and f are mid point of ab and ac , ef=4cm ,be =?​

Answer 1

If ef =4cm

and

e,f are the mid point of triangle abc then

ae=be

ef=1/2 of bc

take altitude ag

so ,

ef = bg(as we take g is the mid point of bc)

so, now

ef=4cm=bg

so , length of be is also 4cm