英语词汇“law of tangents”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	law of tangents
释义	law of tangents law of tangents [′lȯ əv ′tan·jəns] (mathematics) Given a triangle with angles A, B, and C and sides a, b, c opposite these angles respectively: (a-b)/(a + b) = [tan ½(A-B)]/[tan ½(A + B)].
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