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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 5 · Set 1 · Q13
An arc of length 2.2 cm subtends an angle θ at the centre of the circle with radius 2.8 cm. The value of θ is
An arc of length $\displaystyle 2.2$ cm subtends an angle $\displaystyle \theta$ at the centre of the circle with radius $\displaystyle 2.8$ cm . The value of $\displaystyle \theta$ is
Official answer
(C)
$\displaystyle 45$°
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CBSE Class 10 Mathematics past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.