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Find the lenth of a arc of a circle of radius 14cm which substent an angle of 36 at the centre

Posted by Rahul Roy 3 years, 3 months ago

ICSE & ISC > Class 11 > Mathematics

1 answers

Pavan Reddy Yl 3 years, 2 months ago

Correct option is C 8.8 cm θ=(36×180π)c=(5π)c and r=14 cm. ∴ l=rθ=(14×5π) cm = (14×722×51) cm = 544 cm = 8.8 cm.

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