The height of a right circular cylinder is 6 m. If three times the sum of the ar

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The height of a right circular cylinder is 6 m. If three times the sum of the areas of its two circular faces is twice the area of the curved surface, then the radius of its base is :

Options:

A . 1 m

B . 2 m

C . 3 m

D . 4 m

Answer: Option D

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