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相似三角形例題
Author:
chiway
Topic:
Similar Triangles
GeoGebra
New Resources
【案例】圆柱体内放置一个大球六个小球
拼砌四邊形
球体的体积推导（优化版）
第八周作业
三位數除以一位數（二）
Discover Resources
立體圖形的截面
最短
第三冊2-2習題12
兩圓
GGB6
Discover Topics
Diagrams
Piecewise Functions
Random Experiments
Cube
Matrices