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七巧板(tangram)
Author:
孟宝兴
拖动每个形状,用对应的点选择对象。
GeoGebra
GGB学习交流群:217440999 作者:云南师范大学 孟宝兴 QQ:297770550 邮箱:mengbaoxing@163.com
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柱體建築師
兩位數除以一位數(二)
兩位數加法
【案例】2013年安徽高考15题
判斷球體
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Demonstration of the angles at the same segment
testssss
內心
題A至E
gjh-h04-01 多個堆疊的直角三角形
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Terms
Intersection
Set Theory
Conditional Probability
Parallelogram