rotational symmetry
What rotational symmetry means in Mathematics GCSE, as defined for AQA, Pearson Edexcel.
Definitions of rotational symmetry
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Reference: Pearson Edexcel
A shape has non-trivial rotational symmetry if a positive turn smaller than 360° about a centre maps it onto itself; otherwise its order is 1.
A shape has non-trivial rotational symmetry if a rotation of less than 360° about a centre maps it onto itself.
Topics that use rotational symmetry
- Properties and constructions (AQA GCSE)
- Geometry and measures - Properties and constructions (Pearson Edexcel GCSE)
Related terms
Using rotational symmetry in the exam
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