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重心
Author:
詠甯
重心
GeoGebra
New Resources
球體建築師
【案例】圆柱体内放置一个大球六个小球
兩位數除以一位數(二)
画直线等分三角形的面积
拼砌四邊形
Discover Resources
K9@cn
testtesttesttesttest
Triangle 02
橢圓2--四圓心近似法
賺賠:例3的副本
Discover Topics
Sine
Inequalities
Centroid or Barycenter
LCM and GCD
Intersection