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A sector of a circle of radius 12 cm has the angle 120°. It is rolled up so that two bounding radii

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A sector of a circle of radius 12 cm has the angle 120°. It is rolled up so that two bounding radii are joined together to form a cone. Find the volume of the cone. 

(A) 189.61 cm3 

(B) 169.51 cm3 

(C) 179.61 cm3 

(D) 125.51 cm3

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1 Answer

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by (52.5k points)

The correct option is:

(A) 189.61 cm3 

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