4MA1/2FR Jan 2019, Question 16: Volume of a Prism
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2FR (Foundation) · Calculator · 4 marks
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The question, in short
Compare the volumes of a triangular-prism brick and a half-cylinder brick, both length 5 cm, and find how much larger the prism's volume is, to 1 decimal place.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 4 marks
- 10.5 × 6 × 6 × 5 = 90
- 20.5 × π × 3² × 5 = 70.6858...
- 390 − 70.6858... = 19.3141...
- 419.3
Answer19.3
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