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avatar+701 

http://prntscr.com/lfh9q1

 Nov 7, 2018
 #1
avatar+316 
+3

\(sin(x)=\frac{opposite }{hypotenuse }<=> sin(65)= \frac{15 ft}{d} <=> d= \frac{15}{0,906}\)

d~16,556 ft

 

Hope this helps!

 Nov 7, 2018
 #2
avatar+17209 
+4

Sin of right triangle = opposite / hypotenuse

  You need to find the hypotenuse of this triangle

 

sin 65 = 15/hyp

re-arrange

 

hyp = 15 /sin 65   =  ~16.6 ft

 Nov 7, 2018

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