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两圆上两动点分别以相同的线速度运动时,连线中点的轨迹(绿色花朵)
Author:
伍岭
Topic:
Curve Sketching
GeoGebra
New Resources
拼砌四邊形
柱體建築師
畫出對稱圖形
異分母分數減法
算柱 (兩位數)
Discover Resources
車輪車輪
優良作品4(楚耘)
p11-11
中位线的副本
畫鐘面的副本
Discover Topics
Sine
Linear Functions
Kite
Line Segment
Root