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GeoGebra
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GeoGebra
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Same side interior angle
Author:
Xiaohong Duan
GeoGebra
New Resources
探究由平行線和截線所成的角
Art and Rotational Symmetry
bearing HK
Droste effect draft
Woven
Discover Resources
transformations
Rotating Objects
g5_circle_problem
Unit Circle Touch
Intro - 11
Discover Topics
Line Segment
Functions
Similar Triangles
Cosine
Reflection