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Reflection 反射變換
Author:
Alex CHIK
Topic:
Reflection
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
四邉形 (四年級) 教師版
兩位數除以一位數（二）
兩位數除以一位數（一）
拼砌四邊形
小数 的副本
Discover Resources
gjh-h01-01 畢氏數三角形
三角形
對稱圖形
密鋪
平行四邊形堆朵
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Scatter Plot
Difference and Slope
Means
Pyramid
Histogram