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GeoGebra Lesson
GeoGebra
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2019 全国1卷理 18
Author:
常振虎
,
jjx01
Topic:
Solids or 3D Shapes
GeoGebra
New Resources
sanjiaohanshu
近似值：有效數字
伊朗國旗 (Codex╱2026.10.07)
湖南省张毅郴数字教研工作室 logo
國旗 (Claude 版)
Discover Resources
探究平行四邊形的特性
intersection: surface-surface, curve-curve
圖形C
兩直線的銳夾角
湖南省中职数学教师省培（GeoGebra培训案例）
Discover Topics
Piecewise Functions
Bar Chart or Bar Graph
Fractal Geometry
Curve Sketching
Complex Numbers