The volume of the hemisphere is 242512 find it rsquo s curved surface area ........

Quantitative Aptitude ( CCS) Mensuration 3D

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The volume of the hemisphere is 242512 . find it’s curved surface area.

603 cm^2.

693 cm^2.

663 cm^2.

673 cm^2.

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Explanation:

Given,
Volume of the hemisphere = (2/3)∏×r³
(2/3)∏×r³ = 4851/2
r³ = (4851(3))/(2(2)(∏))
r = (1193.18) ?
r = 10.5 cm
Curved surface area of the hemisphere = 2πr²
2 * π *(10.5)² = 693 cm²
The curved surface area of the hemisphere is 693 cm².