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Help Me please

 Apr 4, 2018
 #1
avatar+98130 
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This is a 30-60-90 right triangle....the side across from the 30° angle  =12

The side across from the 60° angle   (what we are interested in ) is √3  times  this

 

So

 

12√3    =   20.78   ft

 

 

cool cool cool

 Apr 4, 2018

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