“微信扫一扫”进入题库练习及模拟考试

初中数学七年级上册(581题)


已知\(\angle AOB = 50^\circ \)\(\angle BOC = 30^\circ \)\(OD\)平分\(\angle AOC\)

\(\angle AOD\)的度数



知识点:第四章 几何图形初步


参考答案:\(\angle AOD = 40^\circ \)或\(10^\circ \)

进入考试题库