Math, asked by nandhinivivek2pdm5vb, 1 year ago

a hollow copper ball has an external diameter of 12 cm and thickness 0.1 cm.find
(1) the outer surface are of the ball
(2) the weight of the ball 1cm^3 of copper weighs 8.88g

Answers

Answered by mohitparmar

12

your answer is here.........

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