CBSE 2025 · Region 4 · Set 1 · Q11 · 1 mark
If the sides $\displaystyle A B$ and $\displaystyle A C$ of $\displaystyle \triangle A B C$ are represented by vectors $\displaystyle \hat{j}+\hat{k}$ and $\displaystyle 3 \hat{i}-\hat{j}+4 \hat{k}$ respectively, then the length of the median through $\displaystyle A$ on BC is :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle \frac{\sqrt{34}}{2}$ units
Vector AlgebraProduct of Two VectorsApplymcqmedium
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CBSE Class 12 Mathematics past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.