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Cosx=2.4/3

 May 19, 2014

Best Answer 

 #2
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Cosx=(2.4/3)

Using the inverse cosine function, we have

arcos (2.4/3) = about 36.87 degrees

Also, realize that this angle might also lie in the 2nd quadrant = 180 - 36.87 = `143.13 degrees

 May 19, 2014
 #2
avatar+130511 
+5
Best Answer

Cosx=(2.4/3)

Using the inverse cosine function, we have

arcos (2.4/3) = about 36.87 degrees

Also, realize that this angle might also lie in the 2nd quadrant = 180 - 36.87 = `143.13 degrees

CPhill May 19, 2014

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