4MA1/2H Jun 2019, Question 4: Volume of a Prism
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2H (Higher) · Calculator · 2 marks
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The question, in short
Find the volume of a cylinder with diameter 14 cm and height 20 cm, giving the result to 3 significant figures.
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Solution · 2 marks
- 1Radius = 14 ÷ 2 = 7 cm
- 2V = π × 7² × 20 = 980π = 3078.76…
- 33078.76… = 3080 (3 s.f.)
Answer3080
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