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初一-数学(人教版)平行线的性质

视频地址：https://video.cache.bdschool.cn/vd/acef165500df0284381e0e24f1c39161.mp4
附件：0511初一数学（人教版）-平行线的性质-1教案.docx
附件：0511初一数学（人教版）-平行线的性质-2PPT.pptx
附件：0511初一数学（人教版）-平行线的性质-3学习任务单.docx

18 views Jul 15, 2021

初一-数学(人教版)平行线的性质的应用初一-数学(北京版)一元一次不等式组及其解法（第一课时）

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