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GeoGebra
GeoGebra Klaslokaal
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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
Auteur:
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!
Volgende
Proportions in similar triangles
Nieuw didactisch materiaal
折扣
圓的切線方程
第八周作业3
圓周公式的應用
撒针估算面积实验
Ontdek materiaal
binary and hexadecimal
溫室
翻轉方塊(雙開)
Copy of 包含除法（1 ÷分數）
正七角錐(旋轉，實體、透視)
Ontdek onderwerpen
Diagrammen
Trapezium
Termen
Toevalsexperimenten
Dilatatie
