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Thm6
Author:
Jon
GeoGebra
The angle between a tangent and a radius is 90 degrees.
New Resources
Right Triangle Inscribed in a Semicircle
Perpendicular Lines: Quick Exploration
Odd Function Explorer
Quadrant Illustrator 2
繪畫垂直線
Discover Resources
Mapping Diagrams: From AB to C&DE, Resource
Glissement
parallelogram
Good Geogebra
"Unicode" character table
Discover Topics
Volume
Root
Definite Integral
Perimeter
Geometric Transformations