Question

The total surface
area of a
hemispherical solid having radius 7
cm is​

Answer 1

Answer:

Step-by-step explanation:

(12/10)^3

1728/1000

1.728

Answer 2

462cm^2

Step-by-step explanation:

Total surface area of hemisphere =3πr^2

radius =7cm

T.S.A of hemisphere =3×22/7×7×7

= 66×7

= 462 cm^2

However, Total surface area of hemisphere is 462 cm^2