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.
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Resource Type
Activity
Tags
cosine  exploration 
Target Group (Age)
15 – 18
Language
English (United Kingdom)
 
 

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