A hollow copper ball has an entanal diameter of 12 cm, and a thickne – InterviewSolution

1.	A hollow copper ball has an entanal diameter of 12 cm, and a thickness of 0.1 cm. Find(1) the outer surface area of the ball,00) the weight of the ball if i om' of copper weighs8.88 (Taken to be 3.14).(ICSE)d its surface
Answer» 12- 4(56)6546645(867)

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