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Copy of Concave and Convex Lenses
Author:
Nickeng
,
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
Exploring the Derivative of an Exponential Function
探究由平行線和截線所成的角
Exploring the Derivative of a Quadratic Function
Average Rate of Change: Graph a Function (2)
alg2_05_05_04_applet_exp_fxn_flvs
Discover Resources
spiralarcgeneral
proof-pt
Petersen
Circumcenter
Triangle Proportionality - CUEBA0063
Discover Topics
Unit Circle
Right Triangles
Random Variables
Triangles
Scatter Plot