reflex angle
US /ˈriː.fleks ˌæŋ.ɡəl/
UK /ˈriː.fleks ˌæŋ.ɡəl/
名詞
優角, 反角
an angle that is greater than 180 degrees but less than 360 degrees
範例:
•
A reflex angle is the larger angle formed when two lines meet.
優角是兩條線相交時形成的較大的角。
•
The teacher asked the students to measure the reflex angle of the polygon.
老師要求學生測量多邊形的優角。