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正三角形在长方形边上移动加滚动
Author:
赵林
GeoGebra
New Resources
Earth with coastline
美國國旗 (Claude 版)
判斷球體
近似值：有效數字
國旗 (作圖步驟直接餵給 Claude)
Discover Resources
动态三角形
P4 四邊形
阿波羅圓
semops_錐體
拋物線：切線與弦中點
Discover Topics
Bar Chart or Bar Graph
Conic Sections
Boxplot
Diagrams
Similar Triangles