4MA1/2F Jun 2021, Question 11: Circumference and Area of a Circle
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2F (Foundation) · Calculator · 2 marks
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The question, in short
Calculate the area of a circle with radius 7.5 cm, giving the result to 3 significant figures.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 2 marks
- 1Area of a circle = π × r²
- 2π × 7.5² = π × 56.25 = 176.71…
- 3To 3 significant figures: 177
Answer177
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