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waaachen0001
Author:
陳兪宏
GeoGebra
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【案例】2018年全国1卷理科12题
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
球体的体积推导(优化版)
三位數除以一位數(一)
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分數加減
利用Geogebra說明y=a(x-h)2+k的圖形性質
Ex (RHS)
椭圆两个焦点与椭圆上点的连线
摺長方形
Discover Topics
Linear Functions
Polynomial Functions
LCM and GCD
Orthocenter
Integers