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一元二次方程式-應用問題(兩圓相切-2)
Author:
均一
GeoGebra
New Resources
兩組對邊相等的四邊形
sanjiaohanshu
兩位數加法
三位數除以一位數（二）
小数 的副本
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斜坐標
Copy of 作業-太極
Copy of 銳角三角：sin, cos
镂空正方体案例对比
兩組對邊相等的四邊形
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Square
Rhombus
Logic
Terms
Pythagoras or Pythagorean Theorem