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Copy of Concave and Convex Lenses
Author:
Bobby
,
Tom Walsh
GeoGebra
Move the tip of the "Object" arrow to move the object. Move the point named " Focus' " to change the focal length. Move the point named " Focus' " to the right side of the lens to change to a concave lens.
New Resources
Introduction
Tracing the Ellipsoid with Ellipses
Combine shapes
Tracing the Elliptic Paraboloid with Parabolas
Supplementary Angles
Discover Resources
Perpendicular a una recta que pase sobre ella en un punto
Pythagoras with scissors
JRH 12215 Incenter
Erlend
容量與體積:裝箱問題
Discover Topics
Expected Value
Parametric Curves
Division
Power Functions
Coordinates