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GeoGebra
การบวกลบจำนวนเต็ม
Author:
จงรัก โต๊ะนาค
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approach
Activity 16
Project-Adding and Subtracting Integers
altitudes in a triangle
Line domain and range
New Resources
Triangle with given sides (SSS)
Ritem življenja...
Triangle to Square Puzzle
Matrix-Powers
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