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初二数学(北京版)三角形

视频地址：https://video.cache.bdschool.cn/vd/9f4b7a93ede8007746b15333342602c4.mp4
附件： 1020初二【数学(北京版)】三角形教学设计.docx
附件： 1020初二【数学(北京版)】三角形课后练习.docx
附件： 1020初二【数学(北京版)】三角形学习任务单.docx
附件： 1020初二【数学(北京版)】三角形.pptx

13 views Jul 15, 2021

初二数学(人教版)用坐标表示轴对称初二数学(人教版)画轴对称图形

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