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方格紙上畫平行四邊形1
Author:
Anthony OR 柯志明
Topic:
Parallelogram
GeoGebra
柯志明 香港 GeoGebra 學院
New Resources
兩位數除以一位數（一）
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
異分母分數減法
三位數除以一位數（一）
Discover Resources
一點點小範例
重心性質
locus wrt two pts on two indep. circle
angles sum of a triangle 1
三視圖
Discover Topics
Geometric Mean
Parametric Curves
Frequency Distribution
Piecewise Functions
Rational Numbers