Question

volume of a pipevwhose inner and outer diameter are 8cm and 12 cm and height 7cm
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Answer 1

Answer:

The formula for the volume of cylinder is: cylinder volume = π * radius² * height . For a pipe use its length instead of height: pipe volume = π * radius² * length , where radius = inner diameter/2 . The volume of a pipe is equal to the volume of a liquid inside

Furthur put the values get an answer.