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乘法表的自动练习
Author:
孟宝兴
乘法表的自动练习
GeoGebra
New Resources
兩位數加法
直角坐標平面上的旋轉變換
兩位數除以一位數（一）
【案例】2018年全国1卷理科12题
画直线等分三角形的面积
Discover Resources
waaachen
半圓柱
凸透镜成像
動畫初階練習1(平移)
Copy of angle between line and plane
Discover Topics
Kite
Geometric Distribution
Isosceles Triangles
LCM and GCD
Variance