Question:
An iron pipe 20 cm long has exterior diameter equal to 25 cm. If the thickness of the pipe is 1 cm, then the whole surface of the pipe is
An iron pipe 20 cm long has exterior diameter equal to 25 cm. If the thickness of the pipe is 1 cm, then the whole surface of the pipe is
Updated On: Oct 9, 2024
- 3068 cm2
- 3268 cm2
- 3168 cm2
- 3368 cm2
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The Correct Option is C
Solution and Explanation
The correct option is (C) : 3168 cm2
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