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Perpendicular Lines and Slopes
Author:
Tom Maes
Below are two perpendicular lines and their slopes. Drag the points and observe the slopes to discover the relationship between the slopes of perpendicular lines.
GeoGebra
New Resources
Rotating Points (Optical Illusion)
Slope Field (1)
Bottema's Theorem
van Aubel's Theorem
Introduction
Discover Resources
Counter-Clockwise Rectangle Rotation 7th Grade
Accessible Text 2
NYC - Alg 1 - Sec 4 - 62 - 1
Student Clock /o/vYPyRYwB
day 72
Discover Topics
Congruence
Tree Diagrams
Linear Regression
Parallelogram
Centroid or Barycenter