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In triangle ABC, we have AB = 5, BC = 8, and AC = 9, as shown below

 

 

Calculate cos A, cos B, cos C.

 Apr 5, 2022
 #1
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I dont know if you are posting the same question that was posted here a few months ago. To save us and EP some work heres an answer to the same question posted a bit ago.

 

https://web2.0calc.com/questions/pre-calc_100

 

Edited,  Thanks llovepuppies,

I just put the address into a hyperlink

 Apr 5, 2022
edited by Melody  Apr 9, 2022

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