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旋轉對稱 Rotational symmetry
Author:
TANG TSZ YUEN
Topic:
Symmetry
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
sanjiaohanshu
拼砌四邊形
【案例】2018年全国1卷理科12题
兩位數除以一位數（一）
Discover Resources
正四面體
正方体展开图的副本
我的第一个GGB绘本
GeoGebra 動畫開關按鈕製作的副本
加减乘除运输出题器
Discover Topics
Geometric Distribution
Median Line
Limits
Straight Lines
Bar Chart or Bar Graph