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单词	exterior angle
释义	exterior angle noun 1 : the angle between a side of a polygon and an extended adjacent side 2 : an angle formed by a transversal as it cuts one of two lines and situated on the outside of the line Illustration of exterior angle ega egb fhc fhd exterior angle 2 Example Sentences Recent Examples on the Web It is known that the sum of the exterior angles of a convex polygon is always 360º. Since an exterior angle of a right angle is also a right angle, our four right angles would take up the entire 360º of the octagon’s exterior-angle measure. Quanta Magazine, 18 Nov. 2020 Word History First Known Use 1756, in the meaning defined at sense 1
随便看	twirped twirping twirps twiscars twist twist and turn twist bit twist disease twist dive twist drill twist in the wind twist one's arm twist serve twist someone's arm twist someone's words twist the knife twist the knife in the wound twist tie twist-set twist/turn the knife (in the wound) twistabilities twisted twisted cubic twisted curve twisted flower

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