0580/13 Oct/Nov 2022, Question 16: Circumference and Area of a Circle
Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Calculator · 2 marks
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The question, in short
Given a circular pond with circumference 130 cm, calculate its radius.
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Solution · 2 marks
- 12 × π × r = 130
- 2r = 130 ÷ (2π) = 20.69… ≈ 20.7 cm
Answer20.7 or 20.68 to 20.69
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