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GeoGebra
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郭耘 相似三角形的證明
Author:
郭耘
GeoGebra
New Resources
Equation of Locus - Parabola
seo tool
Reflection Across 2 Parallel Lines
Reflection = 180° Rotation about a Line
Exploring GeoGebra for the First Time
Discover Resources
Triangle Sum Theorem Proof 2
Rotations Exploration 2 - 180° (Teacher Copy)
Trignometric Unit Circle
Free Draw Tool
Unit circle and main measure of angles
Discover Topics
Arithmetic Operations
Geometric Transformations
Tree Diagrams
Difference and Slope
Translation