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Author:iedc

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第八周作业
【案例】2018年全国1卷理科12题
兩組對邊相等的四邊形
画直线等分三角形的面积
找出對稱軸

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內切圓滾動有圖更新
製作對稱圖形 LEVEL 1
包絡線：橢圓
雙曲線1-焦點法
跳棋棋盘

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Rotation
Unit Circle
Function Graph
Sine
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