Question

find the surface area of hemisphere in diameter 24 centimeter​

Answer 1

Answer:

Curved surface area of solid sphere=4πr

2

⇒4πr

2

=24

⇒πr

2

=6 ...(i)

Now, total surface area of hemisphere=3πr

2

∴Total surface area of hemisphere=3(6)=18cm

2

(from (i))