Physics - Vectors Question with Solution | TestHub

$\begin{array}{rlr}& \overrightarrow{\mathrm{a}}+\overrightarrow{\mathrm{d}}=\overrightarrow{\mathrm{c}}& \end{array}$....(i)

$\overrightarrow{c}+\overrightarrow{d}=\overrightarrow{b}$ ....(ii)

(i)-(ii)

$\begin{array}{rlr}& \vec{a}-\vec{c}=\vec{c}-\vec{b}& \end{array}$

$\vec{a}+\vec{b}=2\vec{c}$