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Parallel and Perpendicular Lines in the Coordinate Plane
Author:
Tim Brzezinski
Note the EXACT SLOPE tool (with blue background).
GeoGebra
Quick (Silent) Demo
New Resources
Translation and scaling
Untitled
Level Curves and Contour Maps
fita tórica
Simple pendulum and SHM
Discover Resources
Untitled
Algebra I Linear Function Art Project
draai symmetrie
Pirámide
sin(a+b)= sina cosb+ sinb cosa (addition formula)
Discover Topics
Translation
Ellipse
Geometry
Statistical Characteristics
LCM and GCD