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相似三角形
Author:
李春培
Topic:
Similar Triangles
,
Triangles
GeoGebra
New Resources
算柱 (兩位數)
三位數除以一位數(二)
四邊形的特性
拼砌四邊形
兩位數除以一位數(一)
Discover Resources
Slope of a St. Line (formula)
角平分线的性质
Möbius strip
三角形
我的第一个GGB绘本
Discover Topics
Rhombus
Quadratic Equations
Polynomial Functions
Trapezoid
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