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A right circular cone is 8.4 cm high and the radius of its base is 2.1 cm.

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in Mathematics by (37.5k points)

A right circular cone is 8.4 cm high and the radius of its base is 2.1 cm. The cone is melted and recast into a sphere. Find the radius of the sphere. 

(1) 2.1 cm 

(2) 4.2 cm 

(3) 5.3 cm 

(4) 6.4 cm

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1 Answer

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by (39.7k points)

Correct option is (1) 2.1 cm

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