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true/trapezoid-diagonals-trisect-median-ex103.ggb
作者:
Prover Test
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梯形
GeoGebra
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Reflection = 180° Rotation about a Line
seo tool
רישום חופשי
Triangle with 3 Right Angles
Untitled
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KUBUS
seashell 17
differentiequotiënt en raaklijn
complex number addition
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線段
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Linear Equations
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Dilation