+0  
 
0
935
1
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Correct to 4 decimal places 

 

cos65°57'≈0.40753

 May 12, 2016
 #1
avatar+118727 
0

cos65°57

 

cos(65+57/60) = 0.407533706906

 

What is confusing you?

 May 12, 2016

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