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内切花瓣
Author:
GeoGebra Institute of WuXi
circle指令的应用
GeoGebra
如图所示,以一个内角为30°的直角三角形各边为直径的花瓣,哪种剪法利用率高?
New Resources
第八周作业
球體建築師
算柱 (兩位數)
兩組對邊相等和有直角的四邊形
球体的体积推导(优化版)
Discover Resources
圓周_心算題03
v型咖啡濾網
五年級 排水法
cube(方块堆叠)
中国节灯笼
Discover Topics
Geometry
Differential Equation
Means
Circle
Piecewise Functions