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A sangaku problem from the Katayamahiko Shrine

Author:Hannu Korhonen, GeoGebra Ambassador

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Reflection = 180° Rotation about a Line
Making New Year's resolutions for 2026
apec
Reflection across a line
Triangle with 3 Right Angles

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PacMaze3
Archimedean Principle
P1.5.8
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Frequency Distribution
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