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jarptica [38.1K]
3 years ago
9

the curved surface of a cylindrical surface is 704 cm square calculate the height when the radius is 8cm​

Mathematics
1 answer:
AlexFokin [52]3 years ago
7 0

Answer:

CSA of cylinder = 704cm²

We know that

CSA of cylinder = 2πrh

or 2πrh = 704

or, 2*22/7 *8 *h = 704 ( since r=8cm)

or, 352h = 704*7

or, h = 4928/352 = 14cm

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