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Drawing quadrilaterals on the grid or the pinboard
Author:
Anthony OR 柯志明
GeoGebra
New Resources
柱體建築師
【案例】2013年安徽高考15题
画直线等分三角形的面积
四邉形 (四年級) 教師版
【案例】2018年全国1卷理科12题
Discover Resources
Trajectory of system: y'=y^2-y
max{f(x),g(x)} 與 min{f(x),g(x)}
ego-motion
三角函数诱导公式的副本
半圆的滚动
Discover Topics
LCM and GCD
Vectors
Bar Chart or Bar Graph
Quadrilaterals
Matrices