Cathy's Caterers is creating a wedding cake by placing one cylindrical cake with a radius of 3 inches on top of another cylindrical cake with a radius of 5 inches. If both of these cakes measure 4 inches in height, what is the volume, in cubic inches, of the entire wedding cake?

1.

136 π

2.

100 π

3.

36 π

4.

34 π

5.

12 π

Question

Cathy's Caterers is creating a wedding cake by placing one cylindrical cake with a radius of 3 inches on top of another cylindrical cake with a radius of 5 inches. If both of these cakes measure 4 inches in height, what is the volume, in cubic inches, of the entire wedding cake?
 






1.

 

136 π





2.

 

100 π





3.

 

36 π





4.

 

34 π





5.

 

12 π

anonymous · Answer

volume of cylinder is given by πr^2h where r is radius and h is height

anonymous · Answer

thus for cake with radius 3 inch volume is π (3^2)*4=36π 
thus for cake with radius 5 inch volume is π (5^2)*4=100π

anonymous · Answer

total 100π +36π=136π