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Area of triangle with different base
Author:
Pong Hai Lin
Topic:
Area
,
Straight Lines
GeoGebra
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【案例】2018年全国1卷理科12题
兩位數除以一位數（二）
錐體建築師
拼砌四邊形
【案例】2013年安徽高考15题
Discover Resources
雙曲線語橢圓
圓錐截痕
三圓外切
信心水準與信賴區間的副本
空间立方体
Discover Topics
Ellipse
Median Line
Linear Equations
Addition
Normal Distribution