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Inverse Pythagorean Theorem
Author:
ortollj
GeoGebra
Source 1 Mathologer
source 2: 3Blue1Brown in The stunning geometry behind this surprising equation (the Basel problem)
New Resources
Angles and Intersecting Lines: Quick Investigation
Drag that Point!
van Aubel's Theorem
"Compressed" Astroid as Envelope
Bottema's Theorem
Discover Resources
Adding positive and negative integers on a number line
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Geogebrafx4
Tarea Calculo
Laser Beam
Discover Topics
Numbers
Conic Sections
Geometric Transformations
Bar Chart or Bar Graph
Logic