Definition of exterior angle in English:

exterior angle

noun

Geometry

The angle between a side of a rectilinear figure and an adjacent side extended outward.
〔几何〕外角
Example sentencesExamples
- In any triangle, if one of the sides be produced, the exterior angle is greater than either of the interior and opposite angles.
- Also the Pythagoreans knew the generalisation which states that a polygon with n sides has sum of interior angles 2n - 4 right angles and sum of exterior angles equal to four right angles.
- At each vertex of a triangle there are a couple of angle bisectors: a bisector of the interior angle and a bisector of the exterior angle.

Definition of exterior angle in US English:

exterior angle

nounɪkˈstɪriər

Geometry

The angle between a side of a rectilinear figure and an adjacent side extended outward.
〔几何〕外角
Example sentencesExamples
- At each vertex of a triangle there are a couple of angle bisectors: a bisector of the interior angle and a bisector of the exterior angle.
- In any triangle, if one of the sides be produced, the exterior angle is greater than either of the interior and opposite angles.
- Also the Pythagoreans knew the generalisation which states that a polygon with n sides has sum of interior angles 2n - 4 right angles and sum of exterior angles equal to four right angles.

词汇	exterior angle
释义	Definition of exterior angle in English: exterior angle noun Geometry The angle between a side of a rectilinear figure and an adjacent side extended outward. 〔几何〕外角 Example sentencesExamples In any triangle, if one of the sides be produced, the exterior angle is greater than either of the interior and opposite angles. Also the Pythagoreans knew the generalisation which states that a polygon with n sides has sum of interior angles 2n - 4 right angles and sum of exterior angles equal to four right angles. At each vertex of a triangle there are a couple of angle bisectors: a bisector of the interior angle and a bisector of the exterior angle. Definition of exterior angle in US English: exterior angle nounɪkˈstɪriər Geometry The angle between a side of a rectilinear figure and an adjacent side extended outward. 〔几何〕外角 Example sentencesExamples At each vertex of a triangle there are a couple of angle bisectors: a bisector of the interior angle and a bisector of the exterior angle. In any triangle, if one of the sides be produced, the exterior angle is greater than either of the interior and opposite angles. Also the Pythagoreans knew the generalisation which states that a polygon with n sides has sum of interior angles 2n - 4 right angles and sum of exterior angles equal to four right angles.
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