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A pillar 14 cm in diameters is 5 m high. How much material was used to construct it?

(77 x 102)cm3
(77 x 104)cm3
(77 x 105)cm3
(77 x 103)cm3

Correct Answer: (77 x 103)cm3

Explanation:

Volume of the cylinder = πr²h
= (22/7) x 7 x 7 x 500 = 77000
= (77 x 10³) cm³

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