已知:如图,四边形ABCD中,AD⊥DC,BC⊥AB,AE平
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/05/13 06:40:09
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解题思路: 根据四边形内角和证明
解题过程:
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最终答案:略
解题过程:
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最终答案:略
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