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初三数学(人教版)21.3实际问题与一元二次方程（1）

视频地址：https://video.cache.bdschool.cn/vd/ab2c3ed161d2c352f3baa05963409129.mp4
附件： 21.3实际问题与一元二次方程（1）-教学设计.docx.docx
附件： 21.3实际问题与一元二次方程（1）-课后练习.docx
附件： 21.3实际问题与一元二次方程（1）上传版.pptx.pptx
附件： 21.3实际问题与一元二次方程（1）-学习任务单.docx.docx

23 views Jul 15, 2021

初三【数学(北京版)】相似三角形的判定(2) 初三数学(北京版)相似三角形的性质(1)

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