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Vector Algebra — Maths STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceMathsVector Algebra1 Mark
Question
In the adjacent figure, find the value of $\overrightarrow{ OB }$.
Image
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Answer

By triangle law of vector addition
$
\begin{aligned}
\overrightarrow{OB} & =\overrightarrow{OA}+\overrightarrow{AB} \\
& =\vec{a}+\vec{b}
\end{aligned}
$

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