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小圓切大圓
Author:
gk1228
GeoGebra
New Resources
異分母分數減法
兩組對邊相等的四邊形
画直线等分三角形的面积
【案例】2018年全国1卷理科12题
兩位數除以一位數（二）
Discover Resources
Homework3
day01_01
百度
圆心可变的扇形在x轴上滚动
題 2
Discover Topics
Sine
Geometric Distribution
Terms
Sphere
Linear Programming or Linear Optimization