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钢尺衍射3
Author:
沉蕊沁芳
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
画直线等分三角形的面积
兩位數除以一位數（二）
畫出對稱圖形
找出對稱軸
Discover Resources
整數的減法
Compound Inequalities
拋物線相似
公因數應用題的副本
[洋葱] 平面直角坐标系中的相似-上(0055)
Discover Topics
Fractions
Conic Sections
Arithmetic
Bar Chart or Bar Graph
Tangent Line or Tangent