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畫三角形 題2d
Author:
GeoGebra Institute of Hong Kong
Topic:
Isosceles Triangles
,
Triangles
GeoGebra
New Resources
三半圓間的相切圓(Codex╱2026.10.07)
Earth with coastline
直角坐標平面上的旋轉變換
Fibonacci Clock
中華民國國旗 (Codex╱2026.10.06)
Discover Resources
Light Game
分數的認識
STEM 遇上 GeoGebra：陳瑞祺永援中學
歐幾米德多面體（四邊形與六邊形）
橢圓的切線作圖
Discover Topics
Parabola
Scatter Plot
Median Line
Integers
Tangent Function