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Relation between Area of the Sector and Length of an Arc

If the radius...

Question

If the radius and arc length of a sector are 17 cm and 27 cm respectively, then the perimeter is

A

16 cm

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B

61 cm

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C

32 cm

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D

80 cm

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Solution

The correct option is B 61 cm
Perimeter of the Sector = 2(Radius of the circle) + Arc Length

$P e r i m e t e r = 2 (17) + 27 = 2 * 17 + 27 = 61 c m$

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