0580/22 May/Jun 2026, Question 13: Arc length of a sector
Cambridge IGCSE Mathematics 0580 · Paper 22 (Extended) · Non-calculator · 2 marks
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The question, in short
A sector has radius 12 cm and angle 90°. Find its arc length as an exact answer in terms of π.
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Solution · 2 marks
- 1Arc length = 90/360 × 2 × π × 12
- 2= 1/4 × 24π
- 3= 6π cm
Answer6π
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