Question

The cone of radius 18 cm and height 24 cm is melted and recast into how many hemisphere of radius 6 cm​

Answer 1

Answer:

Correct option is

A

28.44

According to the question, we can write

Volume of hemisphere = Volume of cone

∴

3

2

πr

3

=

3

1

πr

2

h

∴

3

2

π8

3

=

3

1

π6

2

h

∴h=

36

1024

=28.44