UPSKILL MATH PLUS

Learn Mathematics through our AI based learning portal with the support of our Academic Experts!

Learn more
Find the volume of the iron used to make a hollow cylinder of height \(9 \ cm\) and whose internal and external radii are \(21 \ cm\) and \(28 \ cm\) respectively.
 
Answer:
 
The volume of the iron used to make a hollow cylinder \(=\)  \(cm^3\)