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Question 9

Author:Shum Kwok Ching, GeoGebra Institute of Hong Kong

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【案例】2018年全国1卷理科12题
四邊形的特性
找出對稱軸
拼砌四邊形
兩位數除以一位數（一）

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旋轉矩陣
曲線與投影
判斷線型函數y=f(x)=ax+b的a值(隨機出題)
硬币
gjh-g06-00 乘法公式綜合應用
歐幾米德多面體（四邊形與六邊形－進階加強版）

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Optimization Problems
Kite
Plane Figures or Shapes
Planes
Incircle or Inscribed Circle

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