Question

the height of the cylinder is 15 cm. the curved surface area is 660 sq. cm then the radius of the cylinder is​

Answer 1

Answer:

7 cm

Step-by-step explanation:

Total surface area=

$2\pi \: r \:h$

Hieght=15cm

According to problem

2×22/7×15r=660

r=660×7/(2×22×15)

r=7

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Answer 2

Answer:

7 cm

Step-by-step explanation:

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