2.7
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2.7cm
The answer depends on the [unspecified] units used for 7.5: if 7.5 micrometres, then to the nearest tenth of a centimetre, it is 0.0 cm.
That rounds to zero.
2.3 cm
22Improved Answer:-It is: pi*7.52*12.3 = 2173.6 cubic cm to the nearest tenth