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EntityQ10906396· pop 25

Also known as vertically opposite angles, vert. opp. ∠s, opposite angles

two of four angles formed by two intersecting lines whose sides are different from one another

Wikidata facts

Subclass of
angle
Image
Vertical Angles.svg
Has parts of class
angle
Show 3 more facts
Commons category
Vertical angles
maintained by WikiProject
WikiProject Mathematics
different from
adjacent angles
Sources (1)

via Wikidata · CC0

Article · 中文

在幾何學中,对顶角是两个角之间的一种位置关系。两条直线相交时会产生一个交点,并产生以这个交点为顶点的四个角。称其中不相邻的两个角互为对顶角。或者说,其中的一个角是另一个的对顶角。 对顶角满足下列定理:两直线相交,对顶角相等。 用数学语言描述就是(如右图): 设直线AD、BC交于点O。则形成四个角:∠AOB、∠COD、∠AOC、∠BOD。其中,∠AOB和∠COD互为对顶角,∠AOC和∠BOD互为对顶角。∠AOB = ∠COD,∠AOC = ∠BOD。

Abstract from DBpedia / Wikipedia · CC BY-SA