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Annulus
Author:
René Schelldorfer
Prove that the area of the annulus remains the same!
GeoGebra
New Resources
Dissections by Guillermo Bautista
alg2_05_05_04_applet_exp_fxn_flvs
Dodecahedron
Icosahedron
Exploring the Area of a Triangle
Discover Resources
Circle_Matching_Challenge
Challenge #2
Geogebra #7
square2
Hula Hoop Shadow
Discover Topics
Coordinates
Pie Chart or Circle Chart
Linear Functions
Terms
Tangent Line or Tangent