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[高一代数]孤度制·三角函数的定义选择题1.a是第一象限的角,则第四象限的角是().(A)90°-a(B)90°+a(C)360°-a(D)180°+a2.经过3小时35分钟,时针与分针转过的度数之差是().(A)1182.5°(B)-1182.5°(C)1182.3°(D)-1182.3°3.若a6(一。,一
[Higher generation] Solitary system • Definition of trigonometric functions Multiple choice questions 1. a is the angle of the first quadrant, then the angle of the fourth quadrant is (). (A)90°-a(B)90°+a(C)360°-a(D)180°+a2. After 3 hours and 35 minutes, the difference between the hour and minute hand rotations is (). (A) 1182.5° (B) - 1182.5° (C) 1182.3° (D) - 1182.3°3. If a6 (one, one