+0  
 
0
51
1
avatar

 Please and Thanks!! :))

 

 Jul 27, 2020
 #1
avatar+26620 
+1

The angle right next to 126   must add   with 126   to 180 degrees (straight line )

 

 

then the three angles inside the triangle must add to 180 degrees     allowing you to find 'x'

 Jul 27, 2020

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