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Why I see a double image of the moon in a window?
Author:
Giovanni Organtini
GeoGebra
Multiple images
This activity has been triggered by a question on X (formerly Twitter) by Joe Milliano
New Resources
Dividing a 3-digit number by a 1-digit number (2)
GeoGebra Notes
Dilation + Rotation of Pentagons
רישום חופשי
အခြေခံ data အခေါ်အဝေါ်များ
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프랙탈 나무
Rigid Motion
f(x)-f(b) Demo
Creating the Sine Graph
Page 11: Summative Assessments
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Cosine
Vectors
Quadrilaterals
Differential Equation
Polygons