Mathematics · Mensuration

A circular arc whose radius is 12 cm makes an angle of 30° at the centre. Find the perimeter (in cm) of the sector formed. (Use π = 3.14)

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Correct answer

30.28

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A circular arc whose radius is 12 cm makes an angle of 30&deg; at the centre. Find the perimeter (in cm) of the sector formed. (Use &pi; = 3.14)