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0
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please solve it:

 Nov 22, 2014

Best Answer 

 #1
avatar+128475 
+5

 

 

 

We just need to evaluate

cos-1 [ ( 3√3  + 4 ) / 10 ] = about 23.13 degrees.....this could also be a 4th quadrant angle = [ 360 - 23.13 ] degrees = 336.87 degrees

 

 Nov 22, 2014
 #1
avatar+128475 
+5
Best Answer

 

 

 

We just need to evaluate

cos-1 [ ( 3√3  + 4 ) / 10 ] = about 23.13 degrees.....this could also be a 4th quadrant angle = [ 360 - 23.13 ] degrees = 336.87 degrees

 

CPhill Nov 22, 2014
 #2
avatar+2 
0

mrccccccccccccccccccccccccccccccccc

 Nov 22, 2014

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