arc length
What arc length means in Mathematics GCSE, as defined for AQA, Pearson Edexcel.
Definitions of arc length
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Reference: AQA
The length along the curved edge of a sector, found as (θ/360) × 2πr where θ is the angle at the centre in degrees.
The fraction of a full turn, θ/360, multiplied by the whole circumference, 2πr.
Topics that use arc length
- Mensuration and calculation (AQA GCSE)
- Geometry and measures - Mensuration and calculation (Pearson Edexcel GCSE)
Related terms
Using arc length in the exam
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