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Vertical angle
01
対頂角, 垂直角
one of a pair of opposite angles made by two intersecting lines, which are always equal
Example
Vertical angles are always congruent to each other.
対頂角は常に互いに合同です。
The theorem stating that vertical angles are equal is a fundamental concept in geometry.
垂直角が等しいことを示す定理は、幾何学における基本的な概念です。
