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S2 Chapter11.2 選擇適當的三角比
Author:
Li Woon Chung
Topic:
Trigonometry
GeoGebra
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找出對稱軸
【案例】2013年安徽高考15题
球体的体积推导（优化版）
柱體建築師
四邊形的特性
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邊長與三角形 數學教室(1/4)
test01
與三個半圓相切的圓不規則區域著色
外心
序列
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Integers
Tangent Function
Equilateral Triangles
Differential Equation
Angles