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In triangle VWX shown, VX = sqrt13 and VW = 3. What is cos X?

 

 Jul 23, 2022
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cos X  =  sqrt (13^2 -3^2)  /13  =  sqrt (160) / 13  =  (4/13)sqrt (10)

 

 

cool cool cool

 Jul 23, 2022

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