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If an arc of a circle of diameter $10$ cm subtends an angle of $144^\circ$ at the centre of the circle, then the length of the arc is :
- (a)$2\pi$ cm
- (b)$4\pi$ cm
- (c)$5\pi$ cm
- (d)$6\pi$ cm
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(B) $4 \pi$ cm
If an arc of a circle of diameter 10 cm subtends an angle of 144° at the centre of the circle, then the length of the…
CBSE Class 10 Maths PYQ · Areas Related to Circles · Perimeter sector · 1 Mark · March 2025 · Standard
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