如图，在△ABC中，∠B=55°，∠C=30°，分别以点A和点C为圆心，大于 12 AC的长为半径画弧，两弧相交于点M，N，作直线MN，交BC于点D，连接AD，则∠BAD的度数为_刷题宝

题干

如图，在△ABC中，∠B=55°，∠C=30°，分别以点A和点C为圆心，大于

1

2

AC的长为半径画弧，两弧相交于点M，N，作直线MN，交BC于点D，连接AD，则∠BAD的度数为（）

A：65°

B：60°

C：55°

D：45°

上一题下一题 0.0难度选择题更新时间:2017-02-07 04:24:26

答案(点此获取答案解析）

A

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