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相似形_Collection
Proportions in similar triangles
Similar Triangles
Volumes and Surface Areas of Similar Cuboids
Similar Triangles
Properties of Dilations
square roots in a greek way...
fractions in a greek way...
the golden ratio
division of a segment
the intersept (thales) theorem
相似な図形の作図
平行線と比の定理を利用した証明
三角形と比の定理の証明２
ピラミッドの高さ
相似三角形
Geometric Mean Madness! (GoGeometry Action 84)
GoGeometry Action 95!
相似形_Collection
Author:
Reinhold Yen
Proportions in similar triangles
Similar Triangles
Volumes and Surface Areas of Similar Cuboids
Similar Triangles
Properties of Dilations
square roots in a greek way...
fractions in a greek way...
the golden ratio
division of a segment
the intersept (thales) theorem
相似な図形の作図
平行線と比の定理を利用した証明
三角形と比の定理の証明２
ピラミッドの高さ
相似三角形
Geometric Mean Madness! (GoGeometry Action 84)
GoGeometry Action 95!
Next
Proportions in similar triangles
New Resources
【案例】2013年安徽高考15题
球体的体积推导（优化版）
異分母分數減法
球体的体积推导
兩組對邊相等和有直角的四邊形
Discover Resources
如何用GGB化簡根式
滑桿分段控制的基礎
Copy of 固定周界的長方形的面積變化
两角差的正弦公式证明2
正角、負角|Positive angles & Negative angles
Discover Topics
Isosceles Triangles
Indefinite Integral
Tangent Function
Numbers
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