3. Five marks example problem II

A jewel box is in the shape of a cuboid of dimensions \(30 \ cm\)\(\times\)\(15 \ cm\)\(\times\)\(10 \ cm\) surmounted by a half part of a cylinder as shown in the figure. Find the volume and T.S.A. of the box.

 

 

Answer:

 

Volume of the jewel box \(=\)  \(cm^3\)

 

Total surface area of the jewel box \(=\)  \(cm^2\)