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15(tan30)=???

 Feb 3, 2016

Best Answer 

 #1
avatar+129850 
+10

tan (30)    =  1/sqrt(3)

 

So

 

15 tan(30)   = 15 * 1/sqrt(3)  =  15/sqrt(3) = 15sqrt(3)/3  = 5sqrt(3)  = about 8.66

 

 

 

cool cool cool

 Feb 3, 2016
 #1
avatar+129850 
+10
Best Answer

tan (30)    =  1/sqrt(3)

 

So

 

15 tan(30)   = 15 * 1/sqrt(3)  =  15/sqrt(3) = 15sqrt(3)/3  = 5sqrt(3)  = about 8.66

 

 

 

cool cool cool

CPhill Feb 3, 2016

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