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Kulma

Author:Eero Niemelä

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Pythagorean Theorem: Extension Exercises
Perpendicular Lines: Quick Exploration
繪畫垂直線
Congruent Figures
Function art 3D - waiting shed (v2)

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day 111
PROJECT REDONE
Guided by a Triangle*
Euclid's Algorithm

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Coordinates
Rational Numbers
Exponential Functions
Prism
Right Triangles

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