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Perimeter

Author:Janice Wong, Anthony OR 柯志明

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四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
三位數除以一位數（一）
【案例】2018年全国1卷理科12题
算柱 (兩位數)

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橢圓尺規作圖Ex01
proof ASA
球體建築師
FHMS Corr Angles (Positions)
抛物线的定义

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Solids or 3D Shapes
Fractions
Logarithmic Functions
Tangent Function
Ratios

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