Find the Total surface area of the hemisphere (In cm2) whose radius is 36cm and π = 3.14.

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UP Police SI (दरोगा) Official PYP (Held On: 16 Nov 2021 Shift 3)
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  1. 13208.32
  2. 15208.32
  3. 12208.32
  4. 14208.32

Answer (Detailed Solution Below)

Option 3 : 12208.32
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UP Police SI (दरोगा) Official PYP (Held On: 2 Dec 2021 Shift 1)
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Detailed Solution

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Given:

Radius (r) = 36 cm

π = 3.14

Formula used:

Total Surface Area of Hemisphere = 3πr2

Calculation:

Total Surface Area = 3 × 3.14 × 362

⇒ Total Surface Area = 3 × 3.14 × 1296

⇒ Total Surface Area = 12208.32 cm2

∴ The correct answer is option (3).

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