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A sector is cut out from a circle of dia...

A sector is cut out from a circle of diameter 42 cm. If the angle of the sector is `150^@`, then its area ( in square cm ) is : (Take `pi= 22/7`)
42 cm व्यास के एक वृत में से एक भाग काटा जाता है,यदि इस भाग का कोण `150^@` तो इसका क्षेत्रफल कितना होगा ?

A

564

B

574

C

580.6

D

577.5

Text Solution

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