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Subjects
Mathematics CBSE
Class 9
Surface Areas and Volumes
Textbook Questions
21.
Exemplar Exercise Problems IX
Exercise condition:
2
m.
\(30\) circular plates, each of radius \(14 cm\) and thickness \(3 cm\) are placed one above the another to form a cylindrical solid.
Find :
(i)
the total surface area \(=\)
\(cm^2\)
(ii)
volume of the cylinder so formed \(=\)
\(cm^3\)
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