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    Mathematics GCSE

    Congruence and similarity

    What Congruence and similarity means in Mathematics GCSE, as defined for AQA, Pearson Edexcel.

    Definitions of Congruence and similarity

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    Reference: Pearson Edexcel

    Translation, reflection and rotation produce a congruent image, identical in size and shape, while enlargement produces a similar image with the same angles and sides in one ratio.
    Pearson Edexcel · Geometry and measures - Properties and constructions (study guide)
    Congruent shapes are identical in shape and size, while similar shapes have equal corresponding angles with sides in the same ratio.
    AQA · Properties and constructions (study guide)

    Topics that use Congruence and similarity

    Related terms

    Using Congruence and similarity in the exam

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