Intro to Law of Cosines

Students should recognize the Pythagorean Theorem for right triangles. They should also note that something needs to be added to the sum of the squares of the sides in an obtuse triangle and something needs to be subtracted for an acute triangle.

 

evazus

 
Resource Type
Activity
Tags
cosine  sine 
Target Group (Age)
15 – 18
Language
English (United Kingdom)
 
 
GeoGebra version
5.0
Views
10249
Report a problem
 
 
© 2018 International GeoGebra Institute