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根據百分率找數量（二）: 例2的副本
Author:
冯圣军
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
sanjiaohanshu
拼砌四邊形
四邉形 (四年級) 教師版
美國國旗 (Codex 版)
Discover Resources
ray tracing 2 lens
正多邊形收斂
Pyramid (Angle between Plane HBC and HCD)
boxplots/histogram (Africa and Asia)
pic2-6一次函数的副本
Discover Topics
Scatter Plot
Correlation
Planes
Arithmetic
Functions