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「相似三角形」任务2
Author:
gklwong
Topic:
Similar Triangles
任务2
GeoGebra
New Resources
画直线等分三角形的面积
三位數除以一位數（一）
柱體建築師
第八周作业
錐體建築師
Discover Resources
小二三 畫時鐘
拋物線與光線反射
改變橢圓的形狀
Tangent perpendicular to radius
两角差的余弦公式的证明
Discover Topics
Volume
Straight Lines
Pie Chart or Circle Chart
Percentages
General Quadrilateral