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GeoGebra
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Refraction on a Semicircle
Author:
Barb Newitt
Click and drag on the green button on the laser to adjust the direction of the incident beam.
GeoGebra
New Resources
aperiodic monotile construction_step by step
Average Rate of Change: Graph a Function (2)
Divisible Polynomials - Remainder and Factor Theorems
alg2_05_05_01_applet_exp_flvs
Shade a spheric triangle with "surface".
Discover Resources
Itk Val 2014
Pythagoras Spin
Parking 4
Animation 213
การบวกจำนวนเต็มบวกกับจำนวนเต็มลบ
Discover Topics
Natural Numbers
Arithmetic Mean
Geometry
Congruence
Correlation