Question
Download Solution PDFFind the area of the sector of a circle with radius 5 cm and angle 60° (rounded off to one decimal).
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Radius of circle = 5 cm
The angle subtended by a sector on the centre = 60°
Formula used:
Area of sector = (π × R2 × θ)/360°
Calculation:
Area of sector = (π × R2 × θ)/360°
⇒ (22/7) × (5)2 × 60°/360°
⇒ (22 × 25)/(7 × 6)
⇒ (11 × 25)/21 = 13.09 ≈ 13.1 cm2
∴ The correct answer is 13.1 cm2.
Last updated on Jul 10, 2025
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