Question

I need some help with this​

Answer 1

27+2.25π

Explanation:

Cube's volume is 3x3x3 = 27

The radius of the hemisphere is 3/2 = 1.5

Volume of a sphere is 4/3 π r^3

Plug in: 4/3 π 1.5^3 = 4.5π

Divide by 2: 2.25π

Total volume: 27+2.25π