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天津红桥期中已考完!全科真题+解析已整理好

  • 2026-11-01 01:53:50
天津红桥期中已考完!全科真题+解析已整理好

数学空白卷 ＋ 参考解析

扫码添加 文文老师发送 红桥期中，备注 数学

红桥九年级数学期中卷第20题，把平行四边形、坐标和旋转放在一起。配合参考解析，适合练习从图形条件到坐标表达的过程。

先确认原图和对应点

先核对顶点坐标与字母顺序，再看旋转中心、方向和角度。作图后逐个标出对应点，避免把原来的点和旋转后的点混用。

让计算与图形相互检验

求出坐标后，放回图中检查位置是否合理。对照解析找出漏用的条件，再合上答案重新作图，确认能独立写出关键步骤。

数学空白试卷节选

数学空白试卷 · PDF第5页

数学参考解析节选

数学参考解析 · PDF第12页

需要这份数学试卷及参考解析，可扫码添加文文老师，发送红桥期中并备注数学咨询领取。

数学空白卷 ＋ 参考解析

扫码添加 文文老师发送 红桥期中，备注 数学

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地理真题官方解析 | 2026年重庆卷

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