Math, asked by ankitbaruah2890, 1 year ago

An iron pipe 20 cm long has exterior diameter equal to 25 cm . If the thickness of the pipe is 1cm , find the hole surface of the pipe?

Answers

Answered by ammu33271

4

3168cm^2
whole surface area of a pipe

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Answered by nalinsingh

1

Answer:

Step-by-step explanation:

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