英语词汇“exterior angle”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

exterior angle

noun Geometry

The angle between a side of a rectilinear figure and an adjacent side extended outward.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....

In any triangle, if one of the sides be produced, the exterior angle is greater than either of the interior and opposite 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.

单词	exterior angle
释义	exterior angle noun Geometry The angle between a side of a rectilinear figure and an adjacent side extended outward.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.... In any triangle, if one of the sides be produced, the exterior angle is greater than either of the interior and opposite 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.
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