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高一数学(人教A版)余弦定理的应用

视频地址：https://video.cache.bdschool.cn/vd/016bf74edced15bf7a74117ee4d3bd79.mp4
附件：0520高一数学（人教A版）余弦定理的应用-1教案.docx
附件：0520高一数学（人教A版）余弦定理的应用-2ppt.pptx
附件：0520高一数学（人教A版）余弦定理的应用-3学习任务单.docx

18 views Jul 15, 2021

高一数学（人教B版）-平面的基本事实与推论的应用高一数学(人教A版)平面向量基本定理

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