如下图，两圆相交于A，B两点，小圆经过大圆的圆心O，点C，D分别在两圆上，若∠ADB=100°，则∠ACB的度数为（）_刷题宝

题干

如下图，两圆相交于A，B两点，小圆经过大圆的圆心O，点C，

D分别在两圆上，若∠ADB=100°，则∠ACB的度数为（）

A：35 $°$

B：40 $°$

C：50 $°$

D：80 $°$

上一题下一题 0.0难度选择题更新时间:2015-01-07 05:55:24

答案(点此获取答案解析）

B

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