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when are the sine and cosine ratio equivalent?

 Feb 13, 2015

Best Answer 

 #1
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At 45 degrees and every ± 180 degrees after that

 

 Feb 13, 2015
 #1
avatar+130514 
+5
Best Answer

At 45 degrees and every ± 180 degrees after that

 

CPhill Feb 13, 2015

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