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Ruler
Author:
GeoGebra Institute of Hong Kong
,
Anthony OR 柯志明
Drag the ruler to move. Drag the red point to rotate. Use the slider to adjust the length.
GeoGebra
New Resources
Congruent Sides & Angles in △s: Exploration
Right Triangle Inscribed in a Semicircle
Perpendicular Lines: Quick Exploration
Pythagorean Theorem: Extension Exercises
Squaring a Rectangle (PST Version)
Discover Resources
trigonometry5
Translation Screensaver
Mariah
ITA Cardioide
Central Angles and Intercepted Arcs
Discover Topics
Numbers
Similarity Transformation or Similarity
Surface
Dilation
Conic Sections