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The area of a sector of a circle with radius 28 cm and central angle 45° is

This question was previously asked in
Bihar STET TGT (Maths) Official Paper-I (Held On: 04 Sept, 2023 Shift 2)
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  1. 308 cm2
  2. 294 cm2
  3. 322 cm2
  4. 318 cm2

Answer (Detailed Solution Below)

Option 1 : 308 cm2
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Detailed Solution

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Concept use:

Area of sector of circle: θ/ 360° × πr2, where r is the radius of circle

Explanation:

Area of sector of circle: θ/ 360° × πr2 = 45°/360° × 22/7 × 28 × 28 = 308cm2, where r is the radius of circle

Hence, The Correct Answer is 308 cm2.

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