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正四面體的旋轉對稱
Author:
Anthony OR 柯志明
Topic:
Rotation
,
Symmetry
拖拉紅點到不同位置,拖拉綠點把立體圖形繞直線旋轉,探究它的旋轉對稱。
GeoGebra
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三位數除以一位數(一)
【案例】2018年全国1卷理科12题
拼砌四邊形
sanjiaohanshu
找出對稱軸
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七巧板
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In-centre
绘本1-平面直角坐标系复习
二分法
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