The radius of a hemisphere is 14 cm. Its curved surface area (in cm2) will be: (Use π = 22/7)

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SSC GD Constable (2022) Official Paper (Held On : 31 Jan 2023 Shift 1)
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  1. 1232
  2. 1132
  3. 1098
  4. 1188

Answer (Detailed Solution Below)

Option 1 : 1232
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Detailed Solution

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Given:

Radius of a hemisphere = 14 cm

Concept:

Curved surface area of a hemisphere = 2πr2

Solution:

⇒ Curved surface area = 2 × (22/7) × 142 = 1232 cm2

Therefore, the curved surface area of the hemisphere is 1232 cm2.

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