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Holle en bolle spiegels beeldvorming

Author:Arne Timperman, Lenore Horner

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Triangle with 3 Right Angles
Reflection = 180° Rotation about a Line
apec
Equation of Locus - Parabola
Making New Year's resolutions for 2026

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Start, equilateral triangle
increasing
Sierpinski Triangle
การลบจำนวนสองหลักกับจำนวนสองหลัก
Motion Time Graphs

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Prism
Sine
Cosine
Translation
Reflection

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