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Building A is 0.6 km east of building B. The bearing of a burning building from B is S 30  ̊W and S 50  ̊W  from A. How far is building B from the burning building?

 
 Jun 5, 2021
 #1
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1.13  km   ......   From B

 

Law of sines

 

.6 / sin20   =  f /sin 40

 

 
 Jun 5, 2021
edited by Guest  Jun 5, 2021

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