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周界
Author:
YIP
,
Anthony OR 柯志明
GeoGebra
GeoGebra
New Resources
兩位數加法
画直线等分三角形的面积
兩組對邊相等和有直角的四邊形
四邊形的特性
柱體建築師
Discover Resources
Area of rectangle
n星角
glt-h02-00-正方形折成三角錐
多項式函數的遞增與遞減(分段塗函數顏色)
p04 fixed distance from a line
Discover Topics
Trapezoid
Diagrams
Logic
Cube
Random Experiments