+0  
 
+1
143
1
avatar+1397 

Help !!

 Apr 1, 2018
 #1
avatar+94545 
+1

A  = 30.5°

c  =  52.8

 

Angle C  =  90 - 30. 5   =  59.5°

 

Using the Law of Sines

 

a / sin A  =  c / sin C

 

a / sin 30.5 =    52.8 / sin 59.5          multiply both sides by sin 30.5

 

a =  52.8*sin 30.5  / sin 59.5    =  31.1 ft

 

 

cool cool cool

 Apr 2, 2018

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