+0  
 
0
321
1
avatar+282 

Confusing me,i can't figure out which formula to use

lizagame  Mar 24, 2017
 #1
avatar+87604 
+1

We can use the Exterior Angle Theorem here.....so

 

94  = 67 + 3y    subtract  67 from both sides

 

27   =   3y        divide both sides by 3

 

9  = y

 

 

cool cool cool

CPhill  Mar 24, 2017

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