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圆锥截面为圆椭圆双曲线抛物线的动画显示.许兴华数学
Author:
许兴华数学
Topic:
Cone
,
Conic Sections
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
三位數除以一位數(一)
【案例】圆柱体内放置一个大球六个小球
柱體建築師
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乘法運算
最小周長
拋物線基本名詞介紹
三視圖3d眼鏡
旋轉體:8y² = x²(1 - x²)
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Special Points
LCM and GCD
Rational Numbers
Angles
Parametric Curves