Slopes of Perpendicular Lines

A semicircle is provided, along with six points on the circumference. Students are directed to measure angles and slopes. When the students examine the algebraic combinations of the slopes, they discover the product of the slopes is -1.
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John Tucker —

 
Resource Type
Activity
Tags
slopes-perpendicular 
Target Group (Age)
16 – 19+
Language
English
 
 
GeoGebra version
5.0
Views
526
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License
CC-BY-SA, GeoGebra Terms of Use
 
 
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