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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 2 · Set 3 · Q3
Given $\displaystyle \cot \theta=3$, the value of $\displaystyle \cos \theta$ is :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle \frac{3}{\sqrt{10}}$
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CBSE Class 10 Mathematics past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.