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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 3 · Set 1 · Q12
In the given figure, PT is a tangent to the circle with centre O and radius r . If $\displaystyle \angle \mathrm{POT}=45^{\circ}$, then the length of OP is :
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle \mathrm{r} \sqrt{2}$
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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.