单词	Menelaus' theorem
释义	Menelaus' theorem noun Men·​e·​la·​us' theorem ¦menə¦lāəs(ə̇z)- : a theorem in geometry: if through a triangle ABC a transversal is drawn cutting the sides BC, AB, AC (produced if necessary) in the respective points p, q, r, then the product Aq×Bp×Cr is numerically equal to the product Bq×Cp×Ar Word History Etymology after Menelaus, 1st century a.d. Greek geometer
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