Do I need an account to practise Sector area?

No. You can start practising Sector area straight away without an account. A free account keeps your results across sessions, so you can see your progress on this topic over time.

Arcs and Sectors

Sector area

30 self-marking GCSE and IGCSE practice questions on Sector area, written specifically for AQA, Pearson, OCR, Pearson International GCSE Maths A (4MA1), Cambridge IGCSE Mathematics (0580), Cambridge IGCSE (9-1) Mathematics (0980) across Foundation and Higher and Core and Extended tier. Instant marking with full worked solutions on every question.

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Sample Sector area questions

A few of the 30 questions, from easier to harder. Choose your exam board and tier to practise them, with every answer marked.

Question 12 marksGrade 4-5
The diagram shows a sector of a circle with centre $O$ and radius $12$ cm. The angle at the centre is $270°$ . Work out the area of the sector. Give your answer correct to 3 significant figures.

What are the common mistakes in Sector area?

When a pupil makes one of these on Revision Workshop, the marking engine names the mistake and explains it, instead of just marking the answer wrong.

Confuses radius and diameter when calculating an arc length or sector area
Used the diameter ( $12$ cm) instead of the radius ( $6$ cm) in the sector area formula.
Calculates the sector area as if for the whole circle, forgetting to take the fraction given by the angle
Calculated the full circle area $\pi \times 12^2 \approx 452.39$

Quick answers about Sector area

How many Sector area practice questions are there?: There are 30 self-marking GCSE and IGCSE Maths questions on Sector area, written for AQA, Pearson, OCR, Pearson International GCSE Maths A (4MA1), Cambridge IGCSE Mathematics (0580), Cambridge IGCSE (9-1) Mathematics (0980) across Foundation and Higher and Core and Extended tier. Each one is marked instantly and has a full worked solution.
Do I need an account to practise Sector area?: No. You can start practising Sector area straight away without an account. A free account keeps your results across sessions, so you can see your progress on this topic over time.