Question

First time doing mensuration, can someone enlighten me on how to find the height of the hemisphere and cone?

Answer 1

Answer:

3 cm and 4 cm.

Step-by-step explanation:

The height of the hemisphere is the same as its radius, 3 cm.

The height of the cone = 7 - 3 = 4 cm.

Answer 2

Answer:

Step-by-step explanation:

volume=$1/3\pi r^2h +2/3\pi r^3$[

tex]=1/3\pi *9*4+2/3\pi  *3^3[/tex]

=$12\pi +18\pi$= 30 $\pi$ volume