Let $A B C$ be a triangle. Let $u=\overrightarrow{A B}$ and $v=\overrightarrow{A C}$. If $D$ is a middle…

Let $A B C$ be a triangle. Let $u=\overrightarrow{A B}$ and $v=\overrightarrow{A C}$. If $D$ is a middle point of $B C$, then the median of $\triangle A B D$ through the vertex $B$ has the length
  1. $\frac{|\boldsymbol{u}-3 v|}{2}$
  2. $\frac{|v-3 u|}{2}$
  3. $\frac{|u-3 v|}{4}$
  4. $\frac{|v-3 u|}{4}$

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2020 (07 Oct Special)

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