Q. 84.6( 42 Votes )

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Answer :

Given that, radius(r) of base is 3.5 cm and height(h) of cylinder is 10 cm.

the total surface area of the article = surface area of cylinder +


2(Surface area of hemisphere)


= 2πrh + 2(2πr2)


= 2πr(h + 2r)




= 374 cm2


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