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An arc of length $2.2$ cm subtends an angle $\theta$ at the centre of the circle with radius $2.8$ cm. The value of $\theta$ is
- (a)$50^\circ$
- (b)$60^\circ$
- (c)$45^\circ$
- (d)$30^\circ$
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Sol. (C) $45^\circ$ (1 Mark)
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
CBSE Class 10 Maths PYQ · Areas Related to Circles · Perimeter sector · 1 Mark · March 2026 · Standard
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