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題 7
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
判斷球體
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
拼砌四邊形
第八周作业
Discover Resources
龍騰4加分講義
my math book
explore
菱形的特性
漂亮的摇摆曲线
Discover Topics
Trigonometry
LCM and GCD
Bar Chart or Bar Graph
Binomial Distribution
Conditional Probability