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Question 1
2 marksThe diagram shows a sector, centre OOO. The radius of the circle is 8 cm. The angle of the sector is 150∘150^\circ150∘.
For a circle with radius rrr, what is the area formula?
Revision notes for AQA GCSE Maths Sector Areas and Arc Lengths. Open the guide for explanations and worked examples. Written against the AQA GCSE Maths (8300) specification, so the content matches what's examinable rather than general Maths background.
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A sector has a central angle of 90°90°90°. What fraction of a full circle is the sector?