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根据包含关系求参数例2
Author:
吕胜
GeoGebra
New Resources
第八周作业1
科赫雪花
常见四边形是否是双心四边形
龙形曲线-分形龙
正方形雪花图案
Discover Resources
T5 Geobra
Percentage Change 百分改變
千年曆
最短
「相似三角形」任务1的副本
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Polynomial Functions
Matrices
Mathematics
Linear Functions
Exponential Functions