3. Example Problem IV

A solid toy is in the form of a hemisphere surmounted by a right circular cone. The height of the cone is \(2 cm\) and the diameter of the base is \(4 cm\). Determine the volume of the toy. If a right circular cylinder circumscribes the toy, find the difference of the volumes of the cylinder and the toy. (Take \(\pi= 3.14\))

 

 

 

Required answer \(=\) \(cm^3\)

 

Note: Enter the answer upto two decimal places.