"`B M\ a n d\ C N` are perpendicular to a   line passing through the vertex `A` of a triangle
Channel: Doubtnut
Date: 2020-06-28

"`B M\ a n d\ C N`
 are perpendicular to a
 
  line passing through the vertex `A`
 of a triangle `A B Cdot`
 If `L`
 is the mid-point of `B C`
 , prove that `L M=L N`"