alternate angle Meaning in Cambridge English Dictionary

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Meaning of "alternate angle" - English Dictionary

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alternate anglenoun [C, usually plural]

uk us UK specialized (US alternate angle)
one of two equal angles on opposite sides of a line that crosses two usually parallel lines (= lines that are always the same distance apart), and on opposite sides of those lines
 in Chinese (Traditional) 錯角，交錯角（交錯角是兩個相等的角之一：通常平行的兩條線（兩者總保持著相等的距離）被第三條直線所截，這第三條直線的兩側就形成兩個相等的交錯角，以及那兩條線的兩側也各形成兩個交錯角）… in Chinese (Simplified) 错角，交错角（交错角是两个相等的角之一：通常平行的、总是相等距离的两条线被第三条直线所截，这第三条直线的两侧就形成两个相等的交错角，以及那两条线的两侧也各形成两个交错角）…
(Definition of alternate angle from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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