Question

A cylinder is circumscribed about a hemisphere and a cone is inscribed in the cylinder so as to have its vertex at the centre of one end and the other end as its base. The volumes of the cylinder, hemisphere and the cone are respectively in the ratio of ?? so it freshly then I will give you brainlist.

Answer 1

u just have to know their respective volume

Answer 2

Answer:

3 : 2 : 1

Step-by-step explanation:

H : 2/3r : 1/3r

Since, 3h = 2r

So, 3 : 2 : 1