0580/23 May/Jun 2023, Question 16: Volume of a Prism
Cambridge IGCSE Mathematics 0580 · Paper 23 (Extended) · Calculator · 3 marks
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The question, in short
Given a cylinder volume of 1970 cm³ and height 12.8 cm, calculate its radius.
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Solution · 3 marks
- 11970 = π × r² × 12.8
- 2r² = 1970 ÷ (12.8 × π) = 48.98…
- 3r = √48.98… = 6.999… ≈ 7.00 cm
Answer7.00 or 6.998 to 7.002
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