4MA1/1F Jun 2020, Question 11: Circumference and Area of a Circle
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1F (Foundation) · Calculator · 2 marks
اقرأ هذا الحل مشروحاً بالعربي ←
The question, in short
Calculate the circumference of a circle with radius 18 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
- 1Circumference = 2πr
- 22 × π × 18 = 113.097...
- 3To 3 significant figures: 113
Answer113
Stuck on a step? Read the free lesson: Circumference and Area of a Circle
Practise more circumference and area of a circle questions
Real 4MA1 past-paper questions, marked on your working like the exam, with a worked solution for every part.
Practise free on LemmaraMore past-paper questions on circumference and area of a circle
Also searched as: 4MA1 1F June 2020 · 4MA1/1F · 4ma1 jun20 1f · question 11.
Lemmara is an independent study tool, not affiliated with or endorsed by Pearson Edexcel. The worked solutions are Lemmara’s own.