intercept theorem

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English

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Proper noun

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the intercept theorem

  1. (geometry) An important elementary theorem about the ratios of various line segments that are created if two rays with a common starting-point are intercepted by a pair of parallels. It is equivalent to the theorem about ratios in similar triangles.
    Synonyms: basic proportionality theorem, side splitter theorem, Thales's theorem

Translations

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