题目内容
设α，β是同一象限内的角，则下列判断正确的是
2021-06-19
A.若α＞β，则sinα＞sinβ
B.若sinα＞sinβ，则α＞β
C.若α＝β，则sinα＝sinβ
D.若sinα＝sinβ，则α＝β
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