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(Take the=22/7)
curved surface area of cylinder with diameter 21cm and height 5cm.​

1 Answer

12 votes

Answer:

330cm²

Explanation:

CSA of a cylinder = 2πrh

(r = d/2 = 21/2 = 10.5 cm)

Putting the values of 2πrh;

2 x 22/7 x 10.5 x 5

2 x 22 x 1.5 x 5 *(10.5/7 = 1.5)

330 cm²

User Asad Shakeel
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